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subsection</span> </button> <ul id="toc-Design_and_development-sublist" class="vector-toc-list"> <li id="toc-M.39" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#M.39"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>M.39</span> </div> </a> <ul id="toc-M.39-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-M.39B" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#M.39B"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>M.39B</span> </div> </a> <ul id="toc-M.39B-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Specifications_(M.39B_Mockup)" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Specifications_(M.39B_Mockup)"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Specifications (M.39B Mockup)</span> </div> </a> <ul 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.ib-aircraft .mergedbottomrow .infobox-label{border-bottom:1px solid #a2a9b1}@media(min-width:720px){.mw-parser-output .ib-aircraft .infobox-label{width:30%;padding-right:3px}.mw-parser-output .ib-aircraft .infobox-data{width:50%}}</style><table class="infobox ib-aircraft vcard"><tbody><tr><th colspan="2" class="infobox-above">M.39B Libellula</th></tr><tr><td colspan="2" class="infobox-full-data"><span typeof="mw:File"><a href="/wiki/File:Miles_M.39b.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3c/Miles_M.39b.jpg/300px-Miles_M.39b.jpg" decoding="async" width="300" height="211" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/3/3c/Miles_M.39b.jpg 1.5x" data-file-width="331" data-file-height="233" /></a></span> <div class="ib-aircraft-caption">Miles M.39B in flight</div></td></tr><tr><th colspan="2" class="infobox-header">General information</th></tr><tr><th scope="row" class="infobox-label">Type</th><td class="infobox-data"><a href="/wiki/Bomber_aircraft" class="mw-redirect" title="Bomber aircraft">bomber</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/Aerospace_manufacturer" title="Aerospace manufacturer">Manufacturer</a></th><td class="infobox-data"><a href="/wiki/Miles_Aircraft" title="Miles Aircraft">Miles Aircraft</a></td></tr><tr><th scope="row" class="infobox-label">Designer</th><td class="infobox-data"><div> <a href="/w/index.php?title=Ray_Bournon&action=edit&redlink=1" class="new" title="Ray Bournon (page does not exist)">Ray Bournon</a> and <a href="/w/index.php?title=George_Herbert_Miles&action=edit&redlink=1" class="new" title="George Herbert Miles (page does not exist)">George Herbert Miles</a></div></td></tr><tr><th scope="row" class="infobox-label">Primary user</th><td class="infobox-data"><a href="/wiki/Royal_Aircraft_Establishment" title="Royal Aircraft Establishment">Royal Aircraft Establishment</a><sup id="cite_ref-Brown_1-0" class="reference"><a href="#cite_note-Brown-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label">Number built</th><td class="infobox-data">1<sup id="cite_ref-Brown_1-1" class="reference"><a href="#cite_note-Brown-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr><tr><th colspan="2" class="infobox-header">History</th></tr><tr><th scope="row" class="infobox-label">First flight</th><td class="infobox-data">22 July 1943<sup id="cite_ref-Brown_1-2" class="reference"><a href="#cite_note-Brown-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr></tbody></table> <p>The <b>M.39B Libellula</b> (from <a href="/wiki/Libellulidae" title="Libellulidae">Libellulidae</a>, a <a href="/wiki/Family_(biology)" title="Family (biology)">taxonomic family</a> of <a href="/wiki/Dragonfly" title="Dragonfly">dragonflies</a>) was a <a href="/wiki/Second_World_War" class="mw-redirect" title="Second World War">Second World War</a> <a href="/wiki/Tandem_wing" title="Tandem wing">tandem wing</a> experimental aircraft built by <a href="/wiki/Miles_Aircraft" title="Miles Aircraft">Miles Aircraft</a>, designed to give the pilot the best view possible for landing on aircraft carriers. A scale version of the M.39 design was proposed by Miles to meet <a href="/wiki/List_of_Air_Ministry_Specifications" class="mw-redirect" title="List of Air Ministry Specifications">Air Ministry specification</a> B.11/41 for a fast bomber.<sup id="cite_ref-Brown_1-3" class="reference"><a href="#cite_note-Brown-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> The M.39B was used by Miles to generate data from which the M.39 design was improved, but the M.39 project was cancelled and the M.39B broken up. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Design_and_development">Design and development</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Miles_M.39B_Libellula&action=edit&section=1" title="Edit section: Design and development"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="M.39">M.39</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Miles_M.39B_Libellula&action=edit&section=2" title="Edit section: M.39"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Though it had some problems, the earlier <a href="/wiki/Miles_M.35_Libellula" title="Miles M.35 Libellula">M.35</a> proved sufficient to show the idea had merits, and the larger M.39 was drawn up as a twin-engined design prepared to meet Specification B.11/41 which had been issued by the Air Ministry for a high speed bomber. The specification had been written for the P.1005 proposal by <a href="/wiki/Hawker_Aircraft" title="Hawker Aircraft">Hawker</a>, powered by two <a href="/wiki/Napier_Sabre" title="Napier Sabre">Napier Sabre</a> engines, estimated to achieve 400+ mph at 25,000 ft and deliver a 2,000 lb bomb load over 1,600 miles.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> The P.1005 was cancelled after several delays on behalf of the Air Ministry and before Miles submitted his design to the Ministry<sup id="cite_ref-Brown_1-4" class="reference"><a href="#cite_note-Brown-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> in July.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> In November 1943 a full-size prototype (to use the serial <i>RR910</i>) was ordered, but not built.<sup id="cite_ref-Buttler_p87_4-0" class="reference"><a href="#cite_note-Buttler_p87-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p><p>Until the intended (three) <a href="/wiki/Power_Jets" title="Power Jets">Power Jets</a> <a href="/wiki/Rolls-Royce_Welland" title="Rolls-Royce Welland">W.2</a>/500 turbojets were available the M.39 would have had two <a href="/wiki/Rolls-Royce_Merlin" title="Rolls-Royce Merlin">Rolls-Royce Merlin</a> 60 inline or <a href="/wiki/Bristol_Hercules" title="Bristol Hercules">Bristol Hercules</a> VIII radial piston engines. The M.39 would have a crew of three in a pressurized cabin. As well as the bomb-bay amidships, the M.39 was intended to carry two fixed <a href="/wiki/Hispano-Suiza_HS.404" title="Hispano-Suiza HS.404">20 mm cannons</a> in the roots of the forward wings.<sup id="cite_ref-Buttler_p87_4-1" class="reference"><a href="#cite_note-Buttler_p87-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="M.39B">M.39B</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Miles_M.39B_Libellula&action=edit&section=3" title="Edit section: M.39B"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>To prove the concept Miles designed and built a 5/8th scale version, the <b>M.39B</b>, which flew on 22 July 1943, showing no "undesirable handling" characteristics. It coincided with interest by the authorities in unorthodox designs for large aircraft. The rear wing was mounted higher than the forward one to avoid downwash and give ground clearance for the propellers. The M39 design had inboard flaps and outboard ailerons on the rear wing and the front wing had an auxiliary aerofoil/flap/elevator device, which could vary the wing area without changing <a href="/wiki/Lift_coefficient" title="Lift coefficient">lift coefficient</a>.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>The <a href="/wiki/Ministry_of_Aircraft_Production" class="mw-redirect" title="Ministry of Aircraft Production">Ministry of Aircraft Production</a> agreed to a development contract and purchase of the M.39B. Miles continued testing, generating more flight data and submitted an improved M.39 design in early 1944.<sup id="cite_ref-Buttler_p87_4-2" class="reference"><a href="#cite_note-Buttler_p87-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> Meanwhile, the sole M.39B passed to the <a href="/wiki/Royal_Aircraft_Establishment" title="Royal Aircraft Establishment">Royal Aircraft Establishment</a> at <a href="/wiki/Farnborough_Airfield" class="mw-redirect" title="Farnborough Airfield">Farnborough</a> in 1944, where it carried the serial <i>SR392</i>, being damaged and repaired after two accidents, only to be broken up with the full-sized bomber project's cancellation.<sup id="cite_ref-Brown_1-5" class="reference"><a href="#cite_note-Brown-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Specifications_(M.39B_Mockup)"><span id="Specifications_.28M.39B_Mockup.29"></span>Specifications (M.39B Mockup)</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Miles_M.39B_Libellula&action=edit&section=4" title="Edit section: Specifications (M.39B Mockup)"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Miles_Libellula_M_39B_U-O244.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3f/Miles_Libellula_M_39B_U-O244.jpg/220px-Miles_Libellula_M_39B_U-O244.jpg" decoding="async" width="220" height="77" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/3f/Miles_Libellula_M_39B_U-O244.jpg/330px-Miles_Libellula_M_39B_U-O244.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/3f/Miles_Libellula_M_39B_U-O244.jpg/440px-Miles_Libellula_M_39B_U-O244.jpg 2x" data-file-width="500" data-file-height="175" /></a><figcaption>The Miles M.39B Libellula</figcaption></figure> <p style="font-size: 90%; margin:0;"><i>Data from</i> Miles aircraft since 1925<sup id="cite_ref-Brown_1-6" class="reference"><a href="#cite_note-Brown-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></p><p><span style="font-size:120%"><b>General characteristics</b></span> </p><ul><li><b>Crew:</b> 1</li> <li><b>Length:</b> 22 ft 2 in (6.76 m)</li> <li><b>Wingspan:</b> 37 ft 6 in (11.43 m) rear wing<br /> <ul><li>25 ft (8 m) front wing</li></ul></li> <li><b>Height:</b> 9 ft 3 in (2.82 m)</li> <li><b>Wing area:</b> 187.5 sq ft (17.42 m<sup>2</sup>) rear wing<br /> <ul><li>61.7 sq ft (5.73 m<sup>2</sup>) forward wing</li></ul></li> <li><b><a href="/wiki/Aspect_ratio_(aeronautics)" title="Aspect ratio (aeronautics)">Aspect ratio</a>:</b> <br /> <ul><li>Front wing 10.1</li> <li>Rear wing 7.5</li></ul></li> <li><b><a href="/wiki/Airfoil" title="Airfoil">Airfoil</a>:</b> <br /> <ul><li>Front wing: NACA 23018 at root, NACA 2412 at tip</li> <li>Rear wing: NACA 23021 at root, NACA 2415 at tip</li></ul></li> <li><b>Empty weight:</b> 2,405 lb (1,091 kg)</li> <li><b>Gross weight:</b> 2,800 lb (1,270 kg)</li> <li><b>Fuel capacity:</b> 25 imp gal (113.65 L)<br /></li> <li><b>Sweepback on leading edge</b> rear wing 21° 0′ 48″</li> <li><b>Powerplant:</b> 2 × <a href="/wiki/De_Havilland_Gipsy_Major" title="De Havilland Gipsy Major">de Havilland Gipsy Major IC</a> inline piston engine, 140 hp (100 kW) each</li></ul> <p><span style="font-size:120%"><b>Performance</b></span> </p> <ul><li><b>Maximum speed:</b> 102 mph (164 km/h, 89 kn)</li> <li><b>Stall speed:</b> 59 mph (95 km/h, 51 kn) flaps down</li> <li><b>Rate of climb:</b> 1,100 ft/min (5.6 m/s)</li> <li><b>Wing loading:</b> 11.2 lb/sq ft (55 kg/m<sup>2</sup>)</li> <li><b><a href="/wiki/Power-to-weight_ratio" title="Power-to-weight ratio">Power/mass</a>:</b> 0.1 hp/lb (0.16 kW/kg)</li></ul> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Miles_M.39B_Libellula&action=edit&section=5" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p> <b>Related development</b> </p> <ul><li><a href="/wiki/Miles_M.35_Libellula" title="Miles M.35 Libellula">Miles M.35 Libellula</a></li></ul> <p><b>Aircraft of comparable role, configuration, and era</b> </p> <ul><li><a href="/wiki/Curtiss-Wright_XP-55_Ascender" title="Curtiss-Wright XP-55 Ascender">Curtiss-Wright XP-55 Ascender</a></li> <li><a href="/wiki/Kyushu_J7W" class="mw-redirect" title="Kyushu J7W">Kyushu J7W</a></li> <li><a href="/wiki/Mikoyan-Gurevich_MiG-8" title="Mikoyan-Gurevich MiG-8">Mikoyan-Gurevich MiG-8</a></li></ul> <p> <b>Related lists</b> </p> <ul><li><a href="/wiki/List_of_experimental_aircraft" title="List of experimental aircraft">List of experimental aircraft</a></li> <li><a href="/wiki/List_of_aircraft_of_the_United_Kingdom_in_World_War_II" title="List of aircraft of the United Kingdom in World War II">List of aircraft of the United Kingdom in World War II</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Notes">Notes</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Miles_M.39B_Libellula&action=edit&section=6" title="Edit section: Notes"><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 class="mw-references-wrap"><ol class="references"> <li id="cite_note-Brown-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-Brown_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Brown_1-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Brown_1-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-Brown_1-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-Brown_1-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-Brown_1-5"><sup><i><b>f</b></i></sup></a> <a href="#cite_ref-Brown_1-6"><sup><i><b>g</b></i></sup></a></span> <span class="reference-text">Brown (1970) p236-242<sup class="noprint Inline-Template" style="margin-left:0.1em; white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Please_clarify" title="Wikipedia:Please clarify"><span title="The text near this tag may need clarification or removal of jargon. (February 2012)">clarification needed</span></a></i>]</sup></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text">Buttler p83</span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text">Buttler p86</span> </li> <li id="cite_note-Buttler_p87-4"><span class="mw-cite-backlink">^ <a href="#cite_ref-Buttler_p87_4-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Buttler_p87_4-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Buttler_p87_4-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text">Buttler p87</span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text">Buttler p86-87</span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="Bibliography">Bibliography</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Miles_M.39B_Libellula&action=edit&section=7" title="Edit section: Bibliography"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></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="CITEREFBrinkworth2016" class="citation journal cs1">Brinkworth, B. J. (2016). <a rel="nofollow" class="external text" href="https://www.aerosociety.com/media/4952/on-the-aerodynamics-of-the-miles-libellula-tandem-wing-aircraft-concept-1941-1947.pdf">"On the Aerodynamics of the Miles Libellula Tandem-Wing Aircraft Concept, 1941–1947"</a> <span class="cs1-format">(PDF)</span>. <i>Journal of Aeronautical History</i> (2): 10–58.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Journal+of+Aeronautical+History&rft.atitle=On+the+Aerodynamics+of+the+Miles+Libellula+Tandem-Wing+Aircraft+Concept%2C+1941%E2%80%931947&rft.issue=2&rft.pages=10-58&rft.date=2016&rft.aulast=Brinkworth&rft.aufirst=B.+J.&rft_id=https%3A%2F%2Fwww.aerosociety.com%2Fmedia%2F4952%2Fon-the-aerodynamics-of-the-miles-libellula-tandem-wing-aircraft-concept-1941-1947.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMiles+M.39B+Libellula" class="Z3988"></span></li> <li>Brown, Don Lambert. <i>Miles Aircraft Since 1925</i>. London: Putnam & Company Ltd., 1970. <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-370-00127-3" title="Special:BookSources/0-370-00127-3">0-370-00127-3</a>.</li> <li>Buttler, Tony. <i>British Secret Projects Fighters & Bombers, 1935–1950</i>. Hinckley: Midland Publications, 2004. <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-1-85780-179-8" title="Special:BookSources/978-1-85780-179-8">978-1-85780-179-8</a>.</li></ul> <div class="mw-heading mw-heading2"><h2 id="Further_reading">Further reading</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Miles_M.39B_Libellula&action=edit&section=8" title="Edit section: Further reading"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>Amos, Peter and Don Lambert Brown. <i>Miles Aircraft Since 1925, Volume 1</i>. London: Putnam Aeronautical, 2000. <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-85177-787-2" title="Special:BookSources/0-85177-787-2">0-85177-787-2</a>.</li> <li><a href="/wiki/Leonard_Bridgman" title="Leonard Bridgman">Bridgman, Leonard</a> (ed.) <i>Jane's fighting aircraft of World War II</i>. London: Crescent, 1998. <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-517-67964-7" title="Special:BookSources/0-517-67964-7">0-517-67964-7</a></li> <li><a href="/wiki/Eric_Brown_(pilot)" title="Eric Brown (pilot)">Brown, Eric</a>. "The Lovelorn Libellula." <i><a href="/wiki/Air_Enthusiast" title="Air Enthusiast">Air Enthusiast</a> Five</i> November 1977 – February 1978. Bromley, Kent, UK: Pilot Press Ltd., 1977.</li> <li>"The Miles 'Dragonflies'" <i><a href="/wiki/Aeroplane_Magazine" class="mw-redirect" title="Aeroplane Magazine">Aeroplane Monthly</a></i>, June 1973. London: <a href="/wiki/IPC_Media" class="mw-redirect" title="IPC Media">IPC Media Ltd</a>. ISSN 0143-7240.</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=Miles_M.39B_Libellula&action=edit&section=9" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:var(--background-color-interactive-subtle,#f8f9fa);display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}}</style><style data-mw-deduplicate="TemplateStyles:r1237033735">@media print{body.ns-0 .mw-parser-output .sistersitebox{display:none!important}}@media screen{html.skin-theme-clientpref-night .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}</style><div class="side-box side-box-right plainlinks sistersitebox"><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="side-box-flex"> <div class="side-box-image"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" decoding="async" width="30" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span></div> <div class="side-box-text plainlist">Wikimedia Commons has media related to <span style="font-weight: bold; font-style: italic;"><a href="https://commons.wikimedia.org/wiki/Category:Miles_M.39B_Libellula" class="extiw" title="commons:Category:Miles M.39B Libellula">Miles M.39B Libellula</a></span>.</div></div> </div> <ul><li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20060113150748/http://www.miles-aircraft.com/M.35_and_m.39b_libellula.html">"M.35 Libellula"</a>. <i>Miles Aircraft History site</i>. 13 January 2006. Archived from the original on 13 January 2006<span class="reference-accessdate">. Retrieved <span class="nowrap">29 March</span> 2011</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Miles+Aircraft+History+site&rft.atitle=M.35+Libellula&rft.date=2006-01-13&rft_id=http%3A%2F%2Fwww.miles-aircraft.com%2FM.35_and_m.39b_libellula.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMiles+M.39B+Libellula" class="Z3988"></span><span class="cs1-maint citation-comment"><code class="cs1-code">{{<a href="/wiki/Template:Cite_web" title="Template:Cite web">cite web</a>}}</code>: CS1 maint: unfit URL (<a href="/wiki/Category:CS1_maint:_unfit_URL" title="Category:CS1 maint: unfit URL">link</a>)</span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFTeeuwen" class="citation web cs1">Teeuwen, Jaap. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20080820080850/http://www.jaapteeuwen.com/ww2aircraft/html%20pages/MILES%20M35.htm">"Miles M.35"</a>. <i>British Aircraft of WW2</i>. www.jaapteeuwen.com. Archived from the original on 20 August 2008<span class="reference-accessdate">. Retrieved <span class="nowrap">29 March</span> 2011</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=British+Aircraft+of+WW2&rft.atitle=Miles+M.35&rft.aulast=Teeuwen&rft.aufirst=Jaap&rft_id=http%3A%2F%2Fwww.jaapteeuwen.com%2Fww2aircraft%2Fhtml%2520pages%2FMILES%2520M35.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMiles+M.39B+Libellula" class="Z3988"></span><span class="cs1-maint citation-comment"><code class="cs1-code">{{<a href="/wiki/Template:Cite_web" title="Template:Cite web">cite web</a>}}</code>: CS1 maint: unfit URL (<a href="/wiki/Category:CS1_maint:_unfit_URL" title="Category:CS1 maint: unfit URL">link</a>)</span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFTeeuwen" class="citation web cs1">Teeuwen, Jaap. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20080703165346/http://www.jaapteeuwen.com/ww2aircraft/html%20pages/MILES%20M39B.htm">"Miles M.39B"</a>. <i>British Aircraft of WW2</i>. www.jaapteeuwen.com. Archived from the original on 3 July 2008<span class="reference-accessdate">. Retrieved <span class="nowrap">29 March</span> 2011</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=British+Aircraft+of+WW2&rft.atitle=Miles+M.39B&rft.aulast=Teeuwen&rft.aufirst=Jaap&rft_id=http%3A%2F%2Fwww.jaapteeuwen.com%2Fww2aircraft%2Fhtml%2520pages%2FMILES%2520M39B.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3AMiles+M.39B+Libellula" class="Z3988"></span><span class="cs1-maint citation-comment"><code class="cs1-code">{{<a href="/wiki/Template:Cite_web" title="Template:Cite web">cite web</a>}}</code>: CS1 maint: unfit URL (<a href="/wiki/Category:CS1_maint:_unfit_URL" title="Category:CS1 maint: unfit URL">link</a>)</span></li> <li><a rel="nofollow" class="external text" href="http://www.flightglobal.com/pdfarchive/view/1944/1944%20-%200910.html">Miles Tandem Monoplanes</a> Flight 1944</li> <li><a rel="nofollow" class="external text" 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class="navbox-group" style="width:1%">Experimental</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Miles_Hawcon" title="Miles Hawcon">M.6 Hawcon</a></li> <li><a href="/wiki/Miles_Hobby" title="Miles Hobby">M.13 Hobby</a></li> <li><a href="/wiki/Miles_M.30" title="Miles M.30">M.30 X Minor</a></li> <li><a href="/wiki/Miles_M.35_Libellula" title="Miles M.35 Libellula">M.35 Libellula</a></li> <li><a class="mw-selflink selflink">M.39B</a></li> <li><a href="/wiki/Miles_M.52" title="Miles M.52">M.52</a></li> <li><a href="/wiki/Miles_M.76" title="Miles M.76">M.76</a></li> <li><a href="/wiki/Hurel-Dubois_Miles_HDM.105" title="Hurel-Dubois Miles HDM.105">M.105</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Trainers</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Miles_M.2_Hawk_Trainer" title="Miles M.2 Hawk Trainer">M.2 Hawk Trainer</a></li> <li><a href="/wiki/Miles_Nighthawk" title="Miles Nighthawk">M.7 Nighthawk</a></li> <li><a href="/wiki/Miles_Kestrel" title="Miles Kestrel">M.9 Kestrel</a></li> <li><a href="/wiki/Miles_Master" title="Miles Master">M.9A Master I</a></li> <li><a href="/wiki/Miles_Magister" title="Miles Magister">M.14 Magister</a></li> <li><a href="/wiki/Miles_Master" title="Miles Master">M.19 Master II</a></li> <li><a href="/wiki/Miles_Master" title="Miles Master">M.27 Master III</a></li> <li><a href="/wiki/Miles_M.15" title="Miles M.15">M.15 T.1/37</a></li> <li><a href="/wiki/Miles_Martinet" title="Miles Martinet">M.37 Martinet Trainer</a></li> <li><a href="/wiki/Miles_Student" title="Miles Student">M.100 Student</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Sportplanes</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Southern_Martlet" title="Southern Martlet">Southern Martlet</a></li> <li><a href="/wiki/Miles_Satyr" title="Miles Satyr">M.1 Satyr</a></li> <li><a href="/wiki/Miles_Hawk" title="Miles Hawk">M.2 Hawk</a></li> <li><a href="/wiki/Miles_Hawk_Major" title="Miles Hawk Major">M.2 Hawk Major</a></li> <li><a href="/wiki/Miles_Hawk_Speed_Six" title="Miles Hawk Speed Six">M.2 Hawk Speed Six</a></li> <li><a href="/wiki/Miles_Sparrowhawk" title="Miles Sparrowhawk">M.5 Sparrowhawk</a></li> <li><a href="/wiki/Miles_Mohawk" title="Miles Mohawk">M.12 Mohawk</a></li> <li><a href="/wiki/Miles_M.18" title="Miles M.18">M.18</a></li> <li><a href="/wiki/Miles_Sparrowjet" title="Miles Sparrowjet">M.77 Sparrowjet</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Touring aircraft</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Miles_Falcon" title="Miles Falcon">M.3A Falcon Major</a></li> <li><a href="/wiki/Miles_Falcon" title="Miles Falcon">M.3B Falcon Six</a></li> <li><a href="/wiki/Miles_Merlin" title="Miles Merlin">M.4 Merlin</a></li> <li><a href="/wiki/Miles_Whitney_Straight" title="Miles Whitney Straight">M.11 Whitney Straight</a></li> <li><a href="/wiki/Miles_Monarch" title="Miles Monarch">M.17 Monarch</a></li> <li><a href="/wiki/Miles_Gemini" title="Miles Gemini">M.65 Gemini</a></li> <li><a href="/wiki/Miles_Gemini" title="Miles Gemini">M.75 Aries</a></li> <li><a href="/wiki/Beagle_B.218" title="Beagle B.218">M.115</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Airliners</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Miles_Peregrine" title="Miles Peregrine">M.8 Peregrine</a></li> <li><a href="/wiki/Miles_M.26" title="Miles M.26">M.26</a></li> <li><a href="/wiki/Miles_Aerovan" title="Miles Aerovan">M.57 Aerovan</a></li> <li><a href="/wiki/Handley_Page_Marathon" title="Handley Page Marathon">M.60 Marathon I</a></li> <li><a href="/wiki/Handley_Page_Marathon" title="Handley Page Marathon">M.69 Marathon II</a></li> <li><a href="/wiki/Miles_Merchantman" title="Miles Merchantman">M.71 Merchantman</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Freighters</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Miles_Aerovan" title="Miles Aerovan">M.57 Aerovan</a></li> <li><a href="/wiki/Miles_M.68" title="Miles M.68">M.68 Boxcar</a></li> <li><a href="/wiki/Miles_Merchantman" title="Miles Merchantman">M.71 Merchantman</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Utility aircraft</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Miles_Mentor" title="Miles Mentor">M.16 Mentor</a></li> <li><a href="/wiki/Miles_Mercury" title="Miles Mercury">M.28 Mercury</a></li> <li><a href="/wiki/Miles_Messenger" title="Miles Messenger">M.38 Messenger</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Fighters</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Miles_M.20" title="Miles M.20">M.20</a></li> <li><a href="/wiki/Miles_Master" title="Miles Master">M.24 Master Fighter</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Target tugs</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Miles_Martinet" title="Miles Martinet">M.25 Martinet</a></li> <li><a href="/wiki/Miles_Monitor" title="Miles Monitor">M.33 Monitor</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Drones</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Miles_Martinet" title="Miles Martinet">M.50 Queen Martinet</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Type number</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Southern_Martlet" title="Southern Martlet">Southern Martlet</a></li> <li><a href="/wiki/Miles_Satyr" title="Miles Satyr">M.1 Satyr</a></li> <li><a href="/wiki/Miles_Hawk" title="Miles Hawk">M.2 Hawk</a></li> <li><a href="/wiki/Miles_Hawk_Major" title="Miles Hawk Major">M.2 Hawk Major</a></li> <li><a href="/wiki/Miles_Hawk_Speed_Six" title="Miles Hawk Speed Six">M.2 Hawk Speed Six</a></li> <li><a href="/wiki/Miles_M.2_Hawk_Trainer" title="Miles M.2 Hawk Trainer">M.2 Hawk Trainer</a></li> <li><a href="/wiki/Miles_Falcon" title="Miles Falcon">M.3A Falcon Major</a></li> <li><a href="/wiki/Miles_Falcon" title="Miles Falcon">M.3B Falcon Six</a></li> <li><a href="/wiki/Miles_Merlin" title="Miles Merlin">M.4 Merlin</a></li> <li><a href="/wiki/Miles_Sparrowhawk" title="Miles Sparrowhawk">M.5 Sparrowhawk</a></li> <li><a href="/wiki/Miles_Hawcon" title="Miles Hawcon">M.6 Hawcon</a></li> <li><a href="/wiki/Miles_Nighthawk" title="Miles Nighthawk">M.7 Nighthawk</a></li> <li><a href="/wiki/Miles_Peregrine" title="Miles Peregrine">M.8 Peregrine</a></li> <li><a href="/wiki/Miles_Kestrel" title="Miles Kestrel">M.9 Kestrel</a></li> <li><a href="/wiki/Miles_Master" title="Miles Master">M.9A Master I</a></li> <li><a href="/wiki/Miles_Whitney_Straight" title="Miles Whitney Straight">M.11 Whitney Straight</a></li> <li><a href="/wiki/Miles_Mohawk" title="Miles Mohawk">M.12 Mohawk</a></li> <li><a href="/wiki/Miles_Hobby" title="Miles Hobby">M.13 Hobby</a></li> <li><a href="/wiki/Miles_Magister" title="Miles Magister">M.14 Magister</a></li> <li><a href="/wiki/Miles_M.15" title="Miles M.15">M.15 T.1/37</a></li> <li><a href="/wiki/Miles_Mentor" title="Miles Mentor">M.16 Mentor</a></li> <li><a href="/wiki/Miles_Monarch" title="Miles Monarch">M.17 Monarch</a></li> <li><a href="/wiki/Miles_M.18" title="Miles M.18">M.18</a></li> <li><a href="/wiki/Miles_Master" title="Miles Master">M.19 Master II</a></li> <li><a href="/wiki/Miles_M.20" title="Miles M.20">M.20</a></li> <li><a href="/wiki/Miles_Master" title="Miles Master">M.24 Master Fighter</a></li> <li><a href="/wiki/Miles_Martinet" title="Miles Martinet">M.25 Martinet</a></li> <li><a href="/wiki/Miles_M.26" title="Miles M.26">M.26</a></li> <li><a href="/wiki/Miles_Master" title="Miles Master">M.27 Master III</a></li> <li><a href="/wiki/Miles_Mercury" title="Miles Mercury">M.28 Mercury</a></li> <li><a href="/wiki/Miles_M.30" title="Miles M.30">M.30 X Minor</a></li> <li><a href="/wiki/Miles_Monitor" title="Miles Monitor">M.33 Monitor</a></li> <li><a href="/wiki/Miles_M.35_Libellula" title="Miles M.35 Libellula">M.35 Libellula</a></li> <li><a href="/wiki/Miles_Martinet" title="Miles Martinet">M.37 Martinet Trainer</a></li> <li><a href="/wiki/Miles_Messenger" title="Miles Messenger">M.38 Messenger</a></li> <li><a class="mw-selflink selflink">M.39B Libellula</a></li> <li><a href="/wiki/Miles_Martinet" title="Miles Martinet">M.50 Queen Martinet</a></li> <li><a href="/wiki/Miles_M.52" title="Miles M.52">M.52</a></li> <li><a href="/wiki/Miles_Aerovan" title="Miles Aerovan">M.57 Aerovan</a></li> <li><a href="/wiki/Handley_Page_Marathon" title="Handley Page Marathon">M.60 Marathon I</a></li> <li><a href="/wiki/Miles_Gemini" title="Miles Gemini">M.65 Gemini</a></li> <li><a href="/wiki/Miles_M.68" title="Miles M.68">M.68 Boxcar</a></li> <li><a href="/wiki/Handley_Page_Marathon" title="Handley Page Marathon">M.69 Marathon II</a></li> <li><a href="/wiki/Miles_Merchantman" title="Miles Merchantman">M.71 Merchantman</a></li> <li><a href="/wiki/Miles_Gemini" title="Miles Gemini">M.75 Aries</a></li> <li><a href="/wiki/Miles_M.76" title="Miles M.76">M.76</a></li> <li><a href="/wiki/Miles_Sparrowjet" title="Miles Sparrowjet">M.77 Sparrowjet</a></li> <li><a href="/wiki/Miles_Student" title="Miles Student">M.100 Student</a></li> <li><a href="/wiki/Hurel-Dubois_Miles_HDM.105" title="Hurel-Dubois Miles HDM.105">M.105</a></li> <li><a href="/wiki/Beagle_B.218" title="Beagle B.218">M.115</a></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" 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