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href="/w/index.php?title=Special:RecentChangesLinked&limit=500&target=Category%3AShelf%3AHistory_of_Computation" title="Special:RecentChangesLinked" data-params="{"limit":500}" data-keys="limit">500</a> changes in last <a href="/w/index.php?title=Special:RecentChangesLinked&days=1&from=&target=Category%3AShelf%3AHistory_of_Computation" title="Special:RecentChangesLinked" data-params="{"days":1,"from":""}" data-keys="days,from">1</a> | <a href="/w/index.php?title=Special:RecentChangesLinked&days=3&from=&target=Category%3AShelf%3AHistory_of_Computation" title="Special:RecentChangesLinked" data-params="{"days":3,"from":""}" data-keys="days,from">3</a> | <a href="/w/index.php?title=Special:RecentChangesLinked&days=7&from=&target=Category%3AShelf%3AHistory_of_Computation" title="Special:RecentChangesLinked" data-params="{"days":7,"from":""}" data-keys="days,from"><strong>7</strong></a> | <a href="/w/index.php?title=Special:RecentChangesLinked&days=14&from=&target=Category%3AShelf%3AHistory_of_Computation" title="Special:RecentChangesLinked" data-params="{"days":14,"from":""}" data-keys="days,from">14</a> | <a href="/w/index.php?title=Special:RecentChangesLinked&days=30&from=&target=Category%3AShelf%3AHistory_of_Computation" title="Special:RecentChangesLinked" data-params="{"days":30,"from":""}" data-keys="days,from">30</a> days</span><br /><span class="rcshowhide"><span class="rcshowhideliu rcshowhideoption clshowhideoption" data-filter-name="hideliu" data-feature-in-structured-ui="1"><a href="/w/index.php?title=Special:RecentChangesLinked&hideliu=1&target=Category%3AShelf%3AHistory_of_Computation" title="Special:RecentChangesLinked" data-params="{"hideliu":1}" data-keys="hideliu">Hide</a> registered users</span> | <span class="rcshowhideanons rcshowhideoption clshowhideoption" data-filter-name="hideanons" data-feature-in-structured-ui="1"><a 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class="mw-recentchanges-table"><tr class="namespaceForm"><td class="mw-label mw-namespace-label"><label for="namespace">Namespace:</label></td><td class="mw-input"><select id="namespace" name="namespace"> <option value="" selected="">all</option> <option value="0">(Main)</option> <option value="1">Talk</option> <option value="2">User</option> <option value="3">User talk</option> <option value="4">Wikibooks</option> <option value="5">Wikibooks talk</option> <option value="6">File</option> <option value="7">File talk</option> <option value="8">MediaWiki</option> <option value="9">MediaWiki talk</option> <option value="10">Template</option> <option value="11">Template talk</option> <option value="12">Help</option> <option value="13">Help talk</option> <option value="14">Category</option> <option value="15">Category talk</option> <option value="102">Cookbook</option> <option value="103">Cookbook talk</option> <option value="108">Transwiki</option> <option value="109">Transwiki talk</option> <option value="110">Wikijunior</option> <option value="111">Wikijunior talk</option> <option value="112">Subject</option> <option value="113">Subject talk</option> <option value="710">TimedText</option> <option value="711">TimedText talk</option> <option value="828">Module</option> <option value="829">Module talk</option> </select> <label class="mw-input-with-label" title="Check this box to hide changes to pages within the selected namespace (and the associated namespace if checked)"><input type="checkbox" name="invert" value="1"> Invert selection</label> <label class="mw-input-with-label" title="Check this box to also include the talk or subject namespace associated with the selected namespace"><input type="checkbox" name="associated" value="1"> Associated namespace</label></td></tr><tr class="tagfilterForm"><td class="mw-label mw-tagfilter-label"><label for="tagfilter"><a href="/wiki/Special:Tags" title="Special:Tags">Tag</a> filter:</label></td><td class="mw-input"><input class="mw-tagfilter-input mw-ui-input mw-ui-input-inline" size="20" id="tagfilter" list="tagfilter-datalist" name="tagfilter"><datalist id="tagfilter-datalist"><option value="visualeditor-wikitext">2017 source edit</option> <option value="advanced mobile edit">Advanced mobile edit</option> <option value="android app edit">Android app edit</option> <option value="ASCII text added">ASCII text added</option> <option value="mw-blank">Blanking</option> <option value="abusefilter-condition-limit">condition limit reached</option> <option value="mw-contentmodelchange">content model change</option> <option value="OAuth CID: 1904">DiBabel [1.2]</option> <option value="disambiguator-link-added">Disambiguation links</option> <option value="discussiontools">discussiontools (hidden tag)</option> <option value="discussiontools-added-comment">discussiontools-added-comment (hidden tag)</option> <option value="discussiontools-source">discussiontools-source (hidden tag)</option> <option value="discussiontools-source-enhanced">discussiontools-source-enhanced (hidden tag)</option> <option value="discussiontools-visual">discussiontools-visual (hidden tag)</option> <option value="emoji">Emoji</option> <option value="possible link spam">external link added</option> <option value="ios app edit">iOS app edit</option> <option value="IP edit to a userpage">IP userpage edit</option> <option value="mw-manual-revert">Manual revert</option> <option value="massmessage-delivery">MassMessage delivery</option> <option value="meta spam id">meta spam id</option> <option value="mobile app edit">Mobile app edit</option> <option value="mobile edit">Mobile edit</option> <option value="mobile web edit">Mobile web edit</option> <option value="new blank article">new blank article</option> <option value="mw-new-redirect">New redirect</option> <option value="discussiontools-newtopic">New topic</option> <option value="Ntsamr spambot">Ntsamr spambot</option> <option value="OTRS permission added by non-OTRS member">OTRS permission added by non-OTRS member</option> <option value="OAuth CID: 429">PAWS [1.2]</option> <option value="adding email address">possible email address</option> <option value="possible vandalism">possible vandalism</option> <option value="mw-changed-redirect-target">Redirect target changed</option> <option value="rmallcat">removed all categories</option> <option value="mw-removed-redirect">Removed redirect</option> <option value="repeating characters">repeating characters</option> <option value="mw-replace">Replaced</option> <option value="discussiontools-reply">Reply</option> <option value="mw-reverted">Reverted</option> <option value="mw-rollback">Rollback</option> <option value="shouting">shouting</option> <option value="OAuth CID: 1188">SWViewer [1.0]</option> <option value="OAuth CID: 1261">SWViewer [1.2]</option> <option value="OAuth CID: 1352">SWViewer [1.3]</option> <option value="OAuth CID: 1805">SWViewer [1.4]</option> <option value="OAuth CID: 6365">SWViewer [1.6]</option> <option value="mw-undo">Undo</option> <option value="unusual redirect">unusual redirect</option> <option value="visualeditor">Visual edit</option> <option value="visualeditor-switched">Visual edit: Switched</option> <option value="wikieditor">wikieditor (hidden tag)</option></datalist> <span class="mw-input-with-label"><input type="checkbox" name="inverttags" value="1" id="inverttags"> <label for="inverttags">Invert selection</label></span></td></tr><tr class="targetForm"><td class="mw-label mw-target-label">Page name:</td><td class="mw-input"><input name="target" size="40" value="Category:Shelf:History of Computation" /> <input name="showlinkedto" type="checkbox" value="1" id="showlinkedto" /> <label for="showlinkedto">Show changes to pages linked to the given page instead</label> <input type="submit" value="Show"></td></tr></table><input type="hidden" value="Special:RecentChangesLinked" name="title"></form> </fieldset> </div><div 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