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class of 2-8-0 steam locomotives of the Great Northern Railway (United Kingdom) introduced in 1913. For the class of 2-8-2 steam locomotives of the Great Northern Railway (United States) introduced in 1911, see <a href="/wiki/Great_Northern_O-1" title="Great Northern O-1">Great Northern O-1</a>.</div> <p class="mw-empty-elt"> </p> <style data-mw-deduplicate="TemplateStyles:r1251242444">.mw-parser-output .ambox{border:1px solid #a2a9b1;border-left:10px solid #36c;background-color:#fbfbfb;box-sizing:border-box}.mw-parser-output .ambox+link+.ambox,.mw-parser-output .ambox+link+style+.ambox,.mw-parser-output .ambox+link+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+style+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+link+.ambox{margin-top:-1px}html body.mediawiki .mw-parser-output .ambox.mbox-small-left{margin:4px 1em 4px 0;overflow:hidden;width:238px;border-collapse:collapse;font-size:88%;line-height:1.25em}.mw-parser-output .ambox-speedy{border-left:10px solid #b32424;background-color:#fee7e6}.mw-parser-output .ambox-delete{border-left:10px solid #b32424}.mw-parser-output .ambox-content{border-left:10px solid #f28500}.mw-parser-output .ambox-style{border-left:10px solid #fc3}.mw-parser-output .ambox-move{border-left:10px solid #9932cc}.mw-parser-output .ambox-protection{border-left:10px solid #a2a9b1}.mw-parser-output .ambox .mbox-text{border:none;padding:0.25em 0.5em;width:100%}.mw-parser-output .ambox .mbox-image{border:none;padding:2px 0 2px 0.5em;text-align:center}.mw-parser-output .ambox .mbox-imageright{border:none;padding:2px 0.5em 2px 0;text-align:center}.mw-parser-output .ambox .mbox-empty-cell{border:none;padding:0;width:1px}.mw-parser-output .ambox .mbox-image-div{width:52px}@media(min-width:720px){.mw-parser-output .ambox{margin:0 10%}}@media print{body.ns-0 .mw-parser-output .ambox{display:none!important}}</style><table class="box-One_source plainlinks metadata ambox ambox-content ambox-one_source" role="presentation"><tbody><tr><td class="mbox-image"><div class="mbox-image-div"><span typeof="mw:File"><a href="/wiki/File:Question_book-new.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/50px-Question_book-new.svg.png" decoding="async" width="50" height="39" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/75px-Question_book-new.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/100px-Question_book-new.svg.png 2x" data-file-width="512" data-file-height="399" /></a></span></div></td><td class="mbox-text"><div class="mbox-text-span">This article <b>relies largely or entirely on a <a href="/wiki/Wikipedia:Articles_with_a_single_source" title="Wikipedia:Articles with a single source">single source</a></b>.<span class="hide-when-compact"> Relevant discussion may be found on the <a href="/wiki/Talk:GNR_Class_O1##" title="Talk:GNR Class O1">talk page</a>. Please help <a class="external text" href="https://en.wikipedia.org/w/index.php?title=GNR_Class_O1&action=edit">improve this article</a> by <a href="/wiki/Help:Referencing_for_beginners" title="Help:Referencing for beginners">introducing citations to additional sources</a>.<br /><small><span class="plainlinks"><i>Find sources:</i> <a rel="nofollow" class="external text" href="https://www.google.com/search?as_eq=wikipedia&q=%22GNR+Class+O1%22">"GNR Class O1"</a> – <a rel="nofollow" class="external text" href="https://www.google.com/search?tbm=nws&q=%22GNR+Class+O1%22+-wikipedia&tbs=ar:1">news</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?&q=%22GNR+Class+O1%22&tbs=bkt:s&tbm=bks">newspapers</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?tbs=bks:1&q=%22GNR+Class+O1%22+-wikipedia">books</a> <b>·</b> <a rel="nofollow" class="external text" href="https://scholar.google.com/scholar?q=%22GNR+Class+O1%22">scholar</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.jstor.org/action/doBasicSearch?Query=%22GNR+Class+O1%22&acc=on&wc=on">JSTOR</a></span></small></span> <span class="date-container"><i>(<span class="date">December 2016</span>)</i></span></div></td></tr></tbody></table> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox"><tbody><tr><th colspan="2" class="infobox-above" style=";">GNR O1 class<br />LNER O1 (later O3) Class</th></tr><tr><td colspan="2" class="infobox-image"><span typeof="mw:File"><a href="/wiki/File:Immingham_Locomotive_Depot_geograph-2463746-by-Ben-Brooksbank.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/19/Immingham_Locomotive_Depot_geograph-2463746-by-Ben-Brooksbank.jpg/300px-Immingham_Locomotive_Depot_geograph-2463746-by-Ben-Brooksbank.jpg" decoding="async" width="300" height="172" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/19/Immingham_Locomotive_Depot_geograph-2463746-by-Ben-Brooksbank.jpg/450px-Immingham_Locomotive_Depot_geograph-2463746-by-Ben-Brooksbank.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/19/Immingham_Locomotive_Depot_geograph-2463746-by-Ben-Brooksbank.jpg/600px-Immingham_Locomotive_Depot_geograph-2463746-by-Ben-Brooksbank.jpg 2x" data-file-width="2407" data-file-height="1384" /></a></span><div class="infobox-caption">No. 3491 at Immingham Locomotive Depot 1947</div></td></tr><tr><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"><table class="infobox collapsible" style="background-color: transparent; color: var( --color-base ); border-collapse:collapse; border-spacing:0px; border:none; width:100%; margin:0px; font-size:100%; clear:none; float:none"><tbody><tr><th colspan="2" class="infobox-above" style="background-color: #eeb47f; font-size:100%; padding-left:3em;">Type and origin</th></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Power type</th><td class="infobox-data">Steam</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Designer</th><td class="infobox-data"><a href="/wiki/Nigel_Gresley" title="Nigel Gresley">Nigel Gresley</a></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Builder</th><td class="infobox-data"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style><div class="plainlist"><ul><li><a href="/wiki/Doncaster_Works" title="Doncaster Works">Doncaster Works</a> (5)</li><li><a href="/wiki/North_British_Locomotive_Co." class="mw-redirect" title="North British Locomotive Co.">North British Locomotive Co.</a> (15)</li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Build date</th><td class="infobox-data">1913–1919</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"><span class="nowrap">Total produced</span></th><td class="infobox-data">20</td></tr></tbody></table></td></tr><tr><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"><table class="infobox collapsible" style="background-color: transparent; color: var( --color-base ); border-collapse:collapse; border-spacing:0px; border:none; width:100%; margin:0px; font-size:100%; clear:none; float:none"><tbody><tr><th colspan="2" class="infobox-above" style="background-color: #eeb47f; font-size:100%; padding-left:3em;">Specifications</th></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Configuration:<br /></th><td class="infobox-data"></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"> • <a href="/wiki/Whyte_notation" title="Whyte notation">Whyte</a></th><td class="infobox-data"><a href="/wiki/2-8-0" title="2-8-0">2-8-0</a></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"> • <a href="/wiki/UIC_classification_of_locomotive_axle_arrangements" title="UIC classification of locomotive axle arrangements">UIC</a></th><td class="infobox-data">1′D h2</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"><a href="/wiki/Track_gauge" title="Track gauge">Gauge</a></th><td class="infobox-data"><style data-mw-deduplicate="TemplateStyles:r1154941027">.mw-parser-output .frac{white-space:nowrap}.mw-parser-output .frac .num,.mw-parser-output .frac .den{font-size:80%;line-height:0;vertical-align:super}.mw-parser-output .frac .den{vertical-align:sub}.mw-parser-output .sr-only{border:0;clip:rect(0,0,0,0);clip-path:polygon(0px 0px,0px 0px,0px 0px);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}</style><span class="nowrap">4 ft <span class="frac">8<span class="sr-only">+</span><span class="num">1</span>⁄<span class="den">2</span></span> in</span> (<span class="nowrap">1,435 mm</span>)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"><a href="/wiki/Leading_wheel" title="Leading wheel">Leading dia.</a></th><td class="infobox-data">3 ft 2 in (965 mm)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Coupled dia.</th><td class="infobox-data">4 ft 8 in (1,422 mm)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Length</th><td class="infobox-data">60 ft 11.5 in (18.580 m)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Loco weight</th><td class="infobox-data">76.2–78.65 long tons (77.42–79.91 t)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Fuel type</th><td class="infobox-data">Coal</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Firebox:</th><td class="infobox-data"></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"> • Grate area</th><td class="infobox-data">27 sq ft (2.5 m<sup>2</sup>)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Boiler:<br /></th><td class="infobox-data"></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"> • Diameter</th><td class="infobox-data">5 ft 6 in (1,680 mm)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Boiler pressure</th><td class="infobox-data">180 lbf/in<sup>2</sup> (1.24 MPa)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Heating surface:</th><td class="infobox-data"></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"> • Firebox</th><td class="infobox-data">162 sq ft (15.1 m<sup>2</sup>)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"> • Total surface</th><td class="infobox-data">2,084 sq ft (193.6 m<sup>2</sup>)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Superheater:<br /></th><td class="infobox-data"></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"> • Type</th><td class="infobox-data">24</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"> • Heating area</th><td class="infobox-data">570 sq ft (53 m<sup>2</sup>)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"><a href="/wiki/Cylinder_(locomotive)" title="Cylinder (locomotive)">Cylinders</a></th><td class="infobox-data">Two, outside</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"><a href="/wiki/Cylinder_(locomotive)" title="Cylinder (locomotive)">Cylinder size</a></th><td class="infobox-data">21 in × 28 in (533 mm × 711 mm)</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"><a href="/wiki/Valve_gear" title="Valve gear">Valve gear</a></th><td class="infobox-data"><a href="/wiki/Walschaerts_valve_gear" title="Walschaerts valve gear">Walschaerts</a></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Valve type</th><td class="infobox-data">10-inch (254 mm) piston valves</td></tr></tbody></table></td></tr><tr><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"><table class="infobox collapsible" style="background-color: transparent; color: var( --color-base ); border-collapse:collapse; border-spacing:0px; border:none; width:100%; margin:0px; font-size:100%; clear:none; float:none"><tbody><tr><th colspan="2" class="infobox-above" style="background-color: #eeb47f; font-size:100%; padding-left:3em;">Performance figures</th></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;"><a href="/wiki/Tractive_effort" title="Tractive effort">Tractive effort</a></th><td class="infobox-data">33,735 lbf (150.06 kN)</td></tr></tbody></table></td></tr><tr><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1257001546"><table class="infobox collapsible" style="background-color: transparent; color: var( --color-base ); border-collapse:collapse; border-spacing:0px; border:none; width:100%; margin:0px; font-size:100%; clear:none; float:none"><tbody><tr><th colspan="2" class="infobox-above" style="background-color: #eeb47f; font-size:100%; padding-left:3em;">Career</th></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Operators</th><td class="infobox-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"><ul><li><a href="/wiki/Great_Northern_Railway_(Great_Britain)" title="Great Northern Railway (Great Britain)">Great Northern Railway (Great Britain)</a></li><li><a href="/wiki/London_and_North_Eastern_Railway" title="London and North Eastern Railway">London and North Eastern Railway</a></li><li><a href="/wiki/British_Railways" class="mw-redirect" title="British Railways">British Railways</a></li></ul></div></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Power class</th><td class="infobox-data">8F</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Nicknames</th><td class="infobox-data"><i>Tangos</i></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Axle load class</th><td class="infobox-data"><a href="/wiki/Route_availability" title="Route availability">Route availability</a> 6</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Withdrawn</th><td class="infobox-data">1947–1952</td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.225em; line-height:1.15em; padding-right:0.75em; width:36%;">Disposition</th><td class="infobox-data">All scrapped</td></tr></tbody></table></td></tr></tbody></table> <p>The <a href="/wiki/Great_Northern_Railway_(Great_Britain)" title="Great Northern Railway (Great Britain)">Great Northern Railway</a> (GNR) <b>Class O1</b> was a class of two-cylinder <a href="/wiki/2-8-0" title="2-8-0">2-8-0</a> <a href="/wiki/Steam_locomotive" title="Steam locomotive">steam locomotive</a> designed by <a href="/wiki/Nigel_Gresley" title="Nigel Gresley">Nigel Gresley</a> for heavy freight work and built by the GNR between 1913 and 1919. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=GNR_Class_O1&action=edit&section=1" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Sir_Nigel_Gresley" class="mw-redirect" title="Sir Nigel Gresley">Gresley</a> designed the O1 2-8-0 for the heavy coal trains on the mainline from Grantham to London, ordering five examples 1913, which were completed at Doncaster in 1914. A further fifteen were ordered in January 1916, but due to the <a href="/wiki/First_World_War" class="mw-redirect" title="First World War">First World War</a> delays were incurred and construction was transferred to the <a href="/wiki/North_British_Locomotive_Company" title="North British Locomotive Company">North British Locomotive Company</a>, who delivered the first ten in April 1918, followed by a further five in October and November 1919. </p> <table class="wikitable" style="text-align:center"> <caption>Table of orders and numbers </caption> <tbody><tr> <th>Year</th> <th>Order</th> <th>Manufacturer</th> <th>Serial number</th> <th>Quantity</th> <th>GNR Nos.</th> <th>LNER Nos.</th> <th>LNER 1944 Nos.</th> <th>Notes </th></tr> <tr> <td>1913–14</td> <td>EO 274</td> <td><a href="/wiki/Doncaster_Works" title="Doncaster Works">Doncaster Works</a></td> <td>1411–1413, 1415, 1418</td> <td>5</td> <td>456–460</td> <td>3456–3460</td> <td>3475–3479</td> <td align="left"> </td></tr> <tr> <td>1919</td> <td></td> <td><a href="/wiki/North_British_Locomotive_Co." class="mw-redirect" title="North British Locomotive Co.">North British Locomotive Co.</a><br />(Hyde Park Works)</td> <td>22060–22069</td> <td>10</td> <td>462–471</td> <td>3462–3471</td> <td>3480–3489</td> <td align="left"> </td></tr> <tr> <td>1919</td> <td></td> <td><a href="/wiki/North_British_Locomotive_Co." class="mw-redirect" title="North British Locomotive Co.">North British Locomotive Co.</a><br />(Atlas Works)</td> <td>22099–22103</td> <td>5</td> <td>472–476</td> <td>3472–3476</td> <td>3490–3494</td> <td align="left"> </td></tr></tbody></table> <p>The class was re-designated O3 by the <a href="/wiki/London_and_North_Eastern_Railway" title="London and North Eastern Railway">London and North Eastern Railway</a> in 1944. </p> <div class="mw-heading mw-heading2"><h2 id="British_Railways">British Railways</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=GNR_Class_O1&action=edit&section=2" title="Edit section: British Railways"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Seventeen examples survived into British Railways ownership in 1948, but all had been withdrawn by 1952. </p> <table class="wikitable" style="text-align:center"> <caption>Table of withdrawals </caption> <tbody><tr> <th>Year</th> <th>Quantity in<br />service at<br />start of year</th> <th>Quantity<br />withdrawn</th> <th>Locomotive numbers</th> <th>Notes </th></tr> <tr> <td>1947</td> <td>20</td> <td>3</td> <td align="left">3487, 3490, 3492</td> <td align="left"> </td></tr> <tr> <td>1948</td> <td>17</td> <td>2</td> <td align="left">3489/94</td> <td align="left"> </td></tr> <tr> <td>1949</td> <td>15</td> <td>0</td> <td align="left">–</td> <td align="left"> </td></tr> <tr> <td>1950</td> <td>15</td> <td>1</td> <td align="left">63491</td> <td align="left"> </td></tr> <tr> <td>1951</td> <td>14</td> <td>10</td> <td align="left">63475/77–81/83/85–86/93</td> <td align="left"> </td></tr> <tr> <td>1952</td> <td>4</td> <td>4</td> <td align="left">63476/82/84/88</td> <td align="left"> </td></tr></tbody></table> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=GNR_Class_O1&action=edit&section=3" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> </div> <ul><li><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFBoddyBrownNeveYeadon1983" class="citation book cs1">Boddy, M. G.; Brown, W. A.; Neve, E.; <a href="/wiki/Willie_Yeadon" title="Willie Yeadon">Yeadon, W. B.</a> (November 1983). Fry, E. V. (ed.). <i>Locomotives of the L.N.E.R., Part 6B: Tender Engines—Classes O1 to P2</i>. Kenilworth: <a href="/wiki/Railway_Correspondence_and_Travel_Society" title="Railway Correspondence and Travel Society">RCTS</a>. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-901115-54-1" title="Special:BookSources/0-901115-54-1"><bdi>0-901115-54-1</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Locomotives+of+the+L.N.E.R.%2C+Part+6B%3A+Tender+Engines%E2%80%94Classes+O1+to+P2&rft.place=Kenilworth&rft.pub=RCTS&rft.date=1983-11&rft.isbn=0-901115-54-1&rft.aulast=Boddy&rft.aufirst=M.+G.&rft.au=Brown%2C+W.+A.&rft.au=Neve%2C+E.&rft.au=Yeadon%2C+W.+B.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGNR+Class+O1" class="Z3988"></span></li></ul> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=GNR_Class_O1&action=edit&section=4" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="http://www.lner.info/locos/O/o1o3.shtml">LNER encyclopedia</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul 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aria-labelledby="London_and_North_Eastern_Railway_locomotives" style="padding:3px"><table class="nowraplinks hlist mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:LNER_Locomotives" title="Template:LNER Locomotives"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:LNER_Locomotives" title="Template talk:LNER Locomotives"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:LNER_Locomotives" title="Special:EditPage/Template:LNER Locomotives"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="London_and_North_Eastern_Railway_locomotives" style="font-size:114%;margin:0 4em"><a href="/wiki/Locomotives_of_the_London_and_North_Eastern_Railway" title="Locomotives of the London and North Eastern Railway">London and North Eastern Railway locomotives</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Pre-grouping<br />railway designs</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Great_Central_Railway" title="Great Central Railway">Great Central</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/GCR_Class_9N" title="GCR Class 9N">A5</a></li> <li><a href="/wiki/GCR_Class_8C" title="GCR Class 8C">B1/B18</a></li> <li><a href="/wiki/GCR_Class_1" title="GCR Class 1">B2/B19</a></li> <li><a href="/wiki/GCR_Class_9P" title="GCR Class 9P">B3</a></li> <li><a href="/wiki/GCR_Class_8F" title="GCR Class 8F">B4</a></li> <li><a href="/wiki/GCR_Class_8" title="GCR Class 8">B5</a></li> <li><a href="/wiki/GCR_Class_8N" title="GCR Class 8N">B6</a></li> <li><a href="/wiki/GCR_Class_9Q" title="GCR Class 9Q">B7</a></li> <li><a href="/wiki/GCR_Class_1A" title="GCR Class 1A">B8</a></li> <li><a href="/wiki/GCR_Class_8G" title="GCR Class 8G">B9</a></li> <li><a href="/wiki/GCR_Class_8B" title="GCR Class 8B">C4</a></li> <li><a href="/wiki/GCR_Classes_8D_and_8E" title="GCR Classes 8D and 8E">C5</a></li> <li><a href="/wiki/GCR_Class_9K" title="GCR Class 9K">C13</a></li> <li><a href="/wiki/GCR_Class_9L" class="mw-redirect" title="GCR Class 9L">C14</a></li> <li><a href="/wiki/GCR_Class_2" title="GCR Class 2">D7</a></li> <li><a href="/wiki/GCR_Class_11B" title="GCR Class 11B">D9</a></li> <li><a href="/wiki/GCR_Class_11E" title="GCR Class 11E">D10</a></li> <li><a href="/wiki/GCR_Class_11F" title="GCR Class 11F">D11</a></li> <li><a href="/wiki/LD%26ECR_Class_C" title="LD&ECR Class C">G3</a></li> <li><a href="/wiki/GCR_Class_9D" title="GCR Class 9D">J10</a></li> <li><a href="/wiki/GCR_Class_9J" title="GCR Class 9J">J11</a></li> <li><a href="/wiki/LD%26ECR_Class_B" title="LD&ECR Class B">J60</a></li> <li><a href="/wiki/GCR_Class_5" title="GCR Class 5">J62</a></li> <li><a href="/wiki/GCR_Class_5A" title="GCR Class 5A">J63</a></li> <li><a href="/wiki/GCR_Class_1B" title="GCR Class 1B">L1/L3</a></li> <li><a href="/wiki/LD%26ECR_Class_D" title="LD&ECR Class D">M1</a></li> <li><a href="/wiki/GCR_Class_9A" title="GCR Class 9A">N4</a></li> <li><a href="/wiki/GCR_Class_9F" title="GCR Class 9F">N5</a></li> <li><a href="/wiki/LD%26ECR_Class_A" title="LD&ECR Class A">N6</a></li> <li><a href="/wiki/GCR_Class_8K" title="GCR Class 8K">O4</a></li> <li><a href="/wiki/GCR_Class_8M" class="mw-redirect" title="GCR Class 8M">O5</a></li> <li><a href="/wiki/GCR_Class_8A" title="GCR Class 8A">Q4</a></li> <li><a href="/wiki/GCR_Class_8H" title="GCR Class 8H">S1</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Great_Eastern_Railway" title="Great Eastern Railway">Great Eastern</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/GER_Class_S69" title="GER Class S69">B12</a></li> <li><a href="/wiki/LNER_Class_D13" class="mw-redirect" title="LNER Class D13">D13</a></li> <li><a href="/wiki/GER_Classes_S46,_D56_and_H88" title="GER Classes S46, D56 and H88">D14</a></li> <li><a href="/wiki/GER_Classes_S46,_D56_and_H88" title="GER Classes S46, D56 and H88">D15</a></li> <li><a href="/wiki/GER_Classes_S46,_D56_and_H88" title="GER Classes S46, D56 and H88">D16</a></li> <li><a href="/wiki/GER_Class_T26" title="GER Class T26">E4</a></li> <li><a href="/wiki/GER_Class_C32" title="GER Class C32">F3</a></li> <li><a href="/wiki/GER_Class_M15" title="GER Class M15">F4</a></li> <li><a href="/wiki/GER_Class_M15" title="GER Class M15">F5</a></li> <li><a href="/wiki/GER_Class_G69" title="GER Class G69">F6</a></li> <li><a href="/wiki/GER_Class_Y65" title="GER Class Y65">F7</a></li> <li><a href="/wiki/GER_Class_S44" title="GER Class S44">G4</a></li> <li><a href="/wiki/GER_Class_N31" title="GER Class N31">J14</a></li> <li><a href="/wiki/GER_Class_Y14" title="GER Class Y14">J15</a></li> <li><a href="/wiki/GER_Class_F48" title="GER Class F48">J16</a></li> <li><a href="/wiki/GER_Class_G58" title="GER Class G58">J17</a></li> <li><a href="/wiki/GER_Class_E72" title="GER Class E72">J18</a></li> <li><a href="/wiki/GER_Class_T77" title="GER Class T77">J19</a></li> <li><a href="/wiki/GER_Class_D81" title="GER Class D81">J20</a></li> <li><a href="/wiki/GER_Class_E22" title="GER Class E22">J65</a></li> <li><a href="/wiki/GER_Class_T18" title="GER Class T18">J66</a></li> <li><a href="/wiki/GER_Class_R24" title="GER Class R24">J67</a></li> <li><a href="/wiki/GER_Class_C72" title="GER Class C72">J68</a></li> <li><a href="/wiki/GER_Class_S56" title="GER Class S56">J69</a></li> <li><a href="/wiki/GER_Class_C53" title="GER Class C53">J70</a></li> <li><a href="/wiki/GER_Class_L77" title="GER Class L77">N7</a></li> <li><a href="/wiki/GER_Class_B74" title="GER Class B74">Y4</a></li> <li><a href="/wiki/GER_Class_209" title="GER Class 209">Y5</a></li> <li><a href="/wiki/GER_Class_G15" title="GER Class G15">Y6</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Great_North_of_Scotland_Railway" title="Great North of Scotland Railway">Great North of Scotland</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/LNER_Class_D40" title="LNER Class D40">D40</a></li> <li><a href="/wiki/LNER_class_D41" class="mw-redirect" title="LNER class D41">D41</a></li> <li><a href="/wiki/GNSR_Classes_X_and_Y" title="GNSR Classes X and Y">Z4</a></li> <li><a href="/wiki/GNSR_Classes_X_and_Y" title="GNSR Classes X and Y">Z5</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Great_Northern_Railway_(Great_Britain)" title="Great Northern Railway (Great Britain)">Great Northern</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/LNER_Gresley_Classes_A1_and_A3" title="LNER Gresley Classes A1 and A3">A1</a></li> <li><a href="/wiki/GNR_Class_C1_(large_boiler)" title="GNR Class C1 (large boiler)">C1</a></li> <li><a href="/wiki/GNR_Class_C1_(small_boiler)" title="GNR Class C1 (small boiler)">C2</a></li> <li><a href="/wiki/GNR_Class_C2" title="GNR Class C2">C12</a></li> <li><a href="/wiki/GNR_Classes_D2_and_D3" title="GNR Classes D2 and D3">D2</a></li> <li><a href="/wiki/GNR_Classes_D2_and_D3" title="GNR Classes D2 and D3">D3</a></li> <li><a href="/wiki/GNR_Class_D2" class="mw-redirect" title="GNR Class D2">D4</a></li> <li><a href="/wiki/GNR_Ivatt_1_Class_0-6-0" title="GNR Ivatt 1 Class 0-6-0">J1</a></li> <li><a href="/wiki/GNR_Class_J5#GNR_Class_J4/LNER_Class_J3" class="mw-redirect" title="GNR Class J5">J3</a></li> <li><a href="/wiki/GNR_Class_J4" title="GNR Class J4">J4</a></li> <li><a href="/wiki/GNR_Class_J4#GNR_Class_J5/LNER_Class_J4" title="GNR Class J4">J5</a></li> <li><a href="/wiki/GNR_521_Class" title="GNR 521 Class">J6</a></li> <li><a href="/wiki/GNR_Class_J9" title="GNR Class J9">J7</a></li> <li><a href="/wiki/GNR_Class_J23" title="GNR Class J23">J50</a></li> <li><a href="/wiki/GNR_Class_J23" title="GNR Class J23">J51</a></li> <li><a href="/wiki/GNR_Class_J13" title="GNR Class J13">J52</a></li> <li><a href="/wiki/GNR_Class_J14" title="GNR Class J14">J53</a></li> <li><a href="/wiki/GNR_Class_H2" class="mw-redirect" title="GNR Class H2">K1</a></li> <li><a href="/wiki/GNR_Class_H3" title="GNR Class H3">K2</a></li> <li><a href="/wiki/GNR_Class_H4" title="GNR Class H4">K3</a></li> <li><a href="/wiki/GNR_Class_N1" title="GNR Class N1">N1</a></li> <li><a href="/wiki/GNR_Class_N2" title="GNR Class N2">N2</a></li> <li><a class="mw-selflink selflink">O1</a></li> <li><a href="/wiki/GNR_Class_O2" title="GNR Class O2">O2</a></li> <li><a href="/wiki/GNR_Class_L1" title="GNR Class L1">R1</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/North_British_Railway" title="North British Railway">North British</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/NBR_H_class" title="NBR H class">C10</a></li> <li><a href="/wiki/NBR_H_class" title="NBR H class">C11</a></li> <li><a href="/wiki/NBR_N_class" title="NBR N class">D25</a></li> <li><a href="/wiki/NBR_K_Class" title="NBR K Class">D26</a></li> <li><a href="/wiki/NBR_M_Class_4-4-0" title="NBR M Class 4-4-0">D27</a></li> <li><a href="/wiki/NBR_M_Class_4-4-0" title="NBR M Class 4-4-0">D28</a></li> <li><a href="/wiki/NBR_J_class" title="NBR J class">D29</a></li> <li><a href="/wiki/NBR_J_class" title="NBR J class">D30</a></li> <li><a href="/wiki/NBR_M_Class_4-4-0" title="NBR M Class 4-4-0">D31</a></li> <li><a href="/wiki/NBR_K_Class" title="NBR K Class">D32</a></li> <li><a href="/wiki/NBR_K_Class" title="NBR K Class">D33</a></li> <li><a href="/wiki/NBR_K_Class" title="NBR K Class">D34</a></li> <li><a href="/wiki/NBR_N_class" title="NBR N class">D35</a></li> <li><a href="/wiki/NBR_N_class" title="NBR N class">D36</a></li> <li><a href="/wiki/NBR_P_class_2-4-0" class="mw-redirect" title="NBR P class 2-4-0">E7</a></li> <li><a href="/wiki/NBR_E_class_0-6-0" class="mw-redirect" title="NBR E class 0-6-0">J31</a></li> <li><a href="/wiki/NBR_C_Class" title="NBR C Class">J32</a></li> <li><a href="/wiki/NBR_D_class_0-6-0" title="NBR D class 0-6-0">J33</a></li> <li><a href="/wiki/NBR_D_class_0-6-0" title="NBR D class 0-6-0">J34</a></li> <li><a href="/wiki/NBR_B_class" title="NBR B class">J35</a></li> <li><a href="/wiki/NBR_C_Class" title="NBR C Class">J36</a></li> <li><a href="/wiki/NBR_S_class" title="NBR S class">J37</a></li> <li><a href="/wiki/NBR_E_class_0-6-0ST" class="mw-redirect" title="NBR E class 0-6-0ST">J81</a></li> <li><a href="/wiki/NBR_D_class_0-6-0T" title="NBR D class 0-6-0T">J83</a></li> <li><a href="/wiki/NBR_E_class_0-6-0ST" class="mw-redirect" title="NBR E class 0-6-0ST">J84</a></li> <li><a href="/wiki/NBR_E_class_0-6-0ST" class="mw-redirect" title="NBR E class 0-6-0ST">J85</a></li> <li><a href="/wiki/NBR_E_class_0-6-0ST" class="mw-redirect" title="NBR E class 0-6-0ST">J86</a></li> <li><a href="/wiki/NBR_F_class" title="NBR F class">J88</a></li> <li><a href="/wiki/NBR_A_class" title="NBR A class">N14</a></li> <li><a href="/wiki/NBR_A_class" title="NBR A class">N15</a></li> <li><a href="/wiki/NBR_G_Class" title="NBR G Class">Y9</a></li> <li><a href="/wiki/LNER_Class_Y10_(Wheatley)" class="mw-redirect" title="LNER Class Y10 (Wheatley)">Y10</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/North_Eastern_Railway_(United_Kingdom)" title="North Eastern Railway (United Kingdom)">North Eastern</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/LNER_Class_A2" title="LNER Class A2">A2</a></li> <li><a href="/wiki/NER_Class_W1" title="NER Class W1">A6</a></li> <li><a href="/wiki/NER_Class_Y" title="NER Class Y">A7</a></li> <li><a href="/wiki/NER_Class_S" title="NER Class S">B13</a></li> <li><a href="/wiki/NER_Class_S1" title="NER Class S1">B14</a></li> <li><a href="/wiki/NER_Class_S2" title="NER Class S2">B15</a></li> <li><a href="/wiki/NER_Class_S3" title="NER Class S3">B16</a></li> <li><a href="/wiki/NER_Class_V" title="NER Class V">C6</a></li> <li><a href="/wiki/NER_Class_Z" title="NER Class Z">C7</a></li> <li><a href="/wiki/NER_Class_M1" title="NER Class M1">D17/1</a></li> <li><a href="/wiki/NER_Class_M1" title="NER Class M1">D17/2</a></li> <li><a href="/wiki/NER_Class_M1" title="NER Class M1">D18</a></li> <li><a href="/wiki/NER_Class_3CC" title="NER Class 3CC">D19</a></li> <li><a href="/wiki/NER_Class_R" title="NER Class R">D20</a></li> <li><a href="/wiki/NER_Class_R1" title="NER Class R1">D21</a></li> <li><a href="/wiki/NER_Class_F" title="NER Class F">D22</a></li> <li><a href="/wiki/NER_Class_G" title="NER Class G">D23</a></li> <li><a href="/wiki/NER_1463_Class" title="NER 1463 Class">E5</a></li> <li><a href="/wiki/NER_901_Class" title="NER 901 Class">E6</a></li> <li><a href="/wiki/NER_Class_A" title="NER Class A">F8</a></li> <li><a href="/wiki/NER_Class_O" title="NER Class O">G5</a></li> <li><a href="/wiki/NER_Bogie_Tank_Passenger" title="NER Bogie Tank Passenger">G6</a></li> <li><a href="/wiki/NER_Class_D" title="NER Class D">H1</a></li> <li><a href="/wiki/NER_Class_C1" title="NER Class C1">J21</a></li> <li><a href="/wiki/NER_Class_P" title="NER Class P">J24</a></li> <li><a href="/wiki/NER_Class_P1" title="NER Class P1">J25</a></li> <li><a href="/wiki/NER_Class_P2" title="NER Class P2">J26</a></li> <li><a href="/wiki/NER_Class_P3" title="NER Class P3">J27</a></li> <li><a href="/wiki/NER_Class_E" title="NER Class E">J71</a></li> <li><a href="/wiki/NER_Class_E1" title="NER Class E1">J72</a></li> <li><a href="/wiki/NER_Class_L" title="NER Class L">J73</a></li> <li><a href="/wiki/NER_Class_290" title="NER Class 290">J77</a></li> <li><a href="/wiki/NER_Class_B1" title="NER Class B1">N8</a></li> <li><a href="/wiki/NER_Class_N" title="NER Class N">N9</a></li> <li><a href="/wiki/NER_Class_U" title="NER Class U">N10</a></li> <li><a href="/wiki/NER_Class_T" title="NER Class T">Q5</a></li> <li><a href="/wiki/NER_Class_T2" title="NER Class T2">Q6</a></li> <li><a href="/wiki/NER_Class_T3" title="NER Class T3">Q7</a></li> <li><a href="/wiki/NER_Class_X" title="NER Class X">T1</a></li> <li><a href="/wiki/NER_66_Aerolite" title="NER 66 Aerolite">X1</a></li> <li><a href="/wiki/NER_Class_H" title="NER Class H">Y7</a></li> <li><a href="/wiki/NER_Class_K" title="NER Class K">Y8</a></li> <li><a href="/wiki/British_Rail_Class_EF1" title="British Rail Class EF1">EB1</a></li> <li><a href="/wiki/LNER_Class_EE1" title="LNER Class EE1">EE1</a></li> <li><a href="/wiki/British_Rail_Class_EF1" title="British Rail Class EF1">EF1</a></li> <li><a href="/wiki/LNER_Class_ES1" title="LNER Class ES1">ES1</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Hull_and_Barnsley_Railway" title="Hull and Barnsley Railway">North Eastern<br />(ex Hull & Barnsley)</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/H%26BR_Class_G3" title="H&BR Class G3">J75</a></li> <li><a href="/wiki/H%26BR_Class_F1" title="H&BR Class F1">N11</a></li> <li><a href="/wiki/H%26BR_Class_F2" title="H&BR Class F2">N12</a></li> <li><a href="/wiki/H%26BR_Class_F3" title="H&BR Class F3">N13</a></li> <li><a href="/wiki/H%26BR_Class_A" title="H&BR Class A">Q10</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">LNER designs</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nigel_Gresley" title="Nigel Gresley">Gresley</a> (1923–1941)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/LNER_Gresley_Classes_A1_and_A3" title="LNER Gresley Classes A1 and A3">A1</a></li> <li><a href="/wiki/LNER_Gresley_Classes_A1_and_A3" title="LNER Gresley Classes A1 and A3">A3</a></li> <li><a href="/wiki/LNER_Class_A4" title="LNER Class A4">A4</a></li> <li><a href="/wiki/LNER_Class_A8" title="LNER Class A8">A8</a></li> <li><a href="/wiki/LNER_Class_B17" title="LNER Class B17">B17</a></li> <li><a href="/wiki/NER_Class_Z#C9" title="NER Class Z">C9</a></li> <li><a href="/wiki/LNER_Class_D49" title="LNER Class D49">D49</a></li> <li><a href="/wiki/LNER_Class_J38" title="LNER Class J38">J38</a></li> <li><a href="/wiki/LNER_Class_J39" title="LNER Class J39">J39</a></li> <li><a href="/wiki/GNR_Class_J23" title="GNR Class J23">J50</a></li> <li><a href="/wiki/LNER_Class_K4" title="LNER Class K4">K4</a></li> <li><a href="/wiki/LNER_Class_P1" title="LNER Class P1">P1</a></li> <li><a href="/wiki/LNER_Class_P2" title="LNER Class P2">P2</a></li> <li><a href="/wiki/LNER_Class_U1" title="LNER Class U1">U1</a></li> <li><a href="/wiki/LNER_Class_V1/V3" title="LNER Class V1/V3">V1</a></li> <li><a href="/wiki/LNER_Class_V2" title="LNER Class V2">V2</a></li> <li><a href="/wiki/LNER_Class_V1/V3" title="LNER Class V1/V3">V3</a></li> <li><a href="/wiki/LNER_Class_V4" title="LNER Class V4">V4</a></li> <li><a href="/wiki/LNER_Class_W1" title="LNER Class W1">W1</a></li> <li><a href="/wiki/British_Rail_Class_76" title="British Rail Class 76">EM1</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Edward_Thompson_(engineer)" title="Edward Thompson (engineer)">Thompson</a> (1941–1946)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/LNER_Thompson_Class_A1/1" title="LNER Thompson Class A1/1">A1</a></li> <li><a href="/wiki/LNER_Thompson_Class_A2/1" title="LNER Thompson Class A2/1">A2/1</a></li> <li><a href="/wiki/LNER_Thompson_Class_A2/2" title="LNER Thompson Class A2/2">A2/2</a></li> <li><a href="/wiki/LNER_Thompson_Class_A2/3" title="LNER Thompson Class A2/3">A2/3</a></li> <li><a href="/wiki/LNER_Thompson_Class_B1" title="LNER Thompson Class B1">B1</a></li> <li><a href="/wiki/LNER_Thompson_Class_B2" title="LNER Thompson Class B2">B2</a></li> <li><a href="/wiki/LNER_Class_D49#Sub-classes" title="LNER Class D49">D</a></li> <li><a href="/wiki/LNER_Thompson/Peppercorn_Class_K1" title="LNER Thompson/Peppercorn Class K1">K1</a></li> <li><a href="/wiki/LNER_Class_K5" title="LNER Class K5">K5</a></li> <li><a href="/wiki/LNER_Thompson_Class_L1" title="LNER Thompson Class L1">L1</a></li> <li><a href="/wiki/LNER_Thompson_Class_O1" title="LNER Thompson Class O1">O1</a></li> <li><a href="/wiki/LNER_Thompson_Class_Q1" title="LNER Thompson Class Q1">Q1</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Arthur_Peppercorn" title="Arthur Peppercorn">Peppercorn</a> (1946–1947)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/LNER_Peppercorn_Class_A1" title="LNER Peppercorn Class A1">A1</a></li> <li><a href="/wiki/LNER_Peppercorn_Class_A2" title="LNER Peppercorn Class A2">A2</a></li> <li><a href="/wiki/LNER_Thompson/Peppercorn_Class_K1" title="LNER Thompson/Peppercorn Class K1">K1</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other designs</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/M%26GN_Class_C" title="M&GN Class C">D52</a></li> <li><a href="/wiki/M%26GN_Class_C" title="M&GN Class C">D53</a></li> <li><a href="/wiki/M%26GN_Class_C" title="M&GN Class C">D54</a></li> <li><a href="/wiki/Metropolitan_Railway_H_Class" title="Metropolitan Railway H Class">H2</a></li> <li><a href="/wiki/LNER_Class_J64" title="LNER Class J64">J64</a></li> <li><a href="/wiki/LNER_Class_J94" title="LNER Class J94">J94</a></li> <li><a href="/wiki/Metropolitan_Railway_K_Class" title="Metropolitan Railway K Class">L2</a></li> <li><a href="/wiki/Metropolitan_Railway_G_Class" title="Metropolitan Railway G Class">M2</a></li> <li><a href="/wiki/LNER_Class_O6" title="LNER Class O6">O6</a></li> <li><a href="/wiki/WD_Austerity_2-8-0" title="WD Austerity 2-8-0">O7</a></li> <li><a href="/wiki/LNER_Class_Y1" title="LNER Class Y1">Y1</a></li> <li><a href="/wiki/LNER_Class_Y3" title="LNER Class Y3">Y3</a></li> <li><a href="/wiki/LNER_Class_Y10" title="LNER Class Y10">Y10</a></li> <li><a href="/wiki/LNER_Class_Y11" title="LNER Class Y11">Y11</a></li> <li><a href="/wiki/British_Rail_Class_D3/9" title="British Rail Class D3/9">J45/DES1</a></li> <li><a href="/wiki/British_Rail_Class_D3/14" title="British Rail Class D3/14">DES2</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Proposed designs</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li>P10 2-8-2T (Nov 1929)</li> <li>B 4-6-0 (Nov 1936)</li> <li>? 4-8-2 (1939)</li> <li>Q 0-8-0 (June 1930)</li> <li>? 4-8-4 (Feb 1946)</li> <li>? 4-8-2 (Feb 1946)</li> <li>K 2-6-0 (Aug 1947)</li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <dl><dt>see also</dt> <dd><a href="/wiki/Steam_locomotives_of_British_Railways" title="Steam locomotives of British Railways">British Railways steam locomotives</a></dd> <dd><a href="/wiki/Locomotives_of_the_Great_Western_Railway" title="Locomotives of the Great Western Railway">GWR locomotives</a></dd> <dd><a href="/wiki/Locomotives_of_the_London,_Midland_and_Scottish_Railway" title="Locomotives of the London, Midland and Scottish Railway">LMS locomotives</a></dd> <dd><a href="/wiki/Locomotives_of_the_Southern_Railway" class="mw-redirect" title="Locomotives of the Southern Railway">Southern Railway locomotives</a></dd></dl> </div></td></tr></tbody></table></div> <p><br /> </p> <style data-mw-deduplicate="TemplateStyles:r1012311289">.mw-parser-output .asbox{position:relative;overflow:hidden}.mw-parser-output .asbox table{background:transparent}.mw-parser-output .asbox p{margin:0}.mw-parser-output .asbox p+p{margin-top:0.25em}.mw-parser-output .asbox-body{font-style:italic}.mw-parser-output .asbox-note{font-size:smaller}.mw-parser-output .asbox .navbar{position:absolute;top:-0.75em;right:1em;display:none}</style><div role="note" class="metadata plainlinks asbox stub"><table role="presentation"><tbody><tr class="noresize"><td><span typeof="mw:File"><a href="/wiki/File:Stephenson%27s_Rocket_drawing.jpg" class="mw-file-description"><img alt="Stub icon" 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