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HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
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<?xml version="1.0"?>
<api>
  <query-continue>
    <allimages aicontinue="Gorman03.jpg" />
  </query-continue>
  <query>
    <allimages>
      <img name="Barney_jackson.jpg" timestamp="2015-06-30T20:41:15Z" url="http://virtualarchive.us/historywiki/images/1/11/Barney_jackson.jpg" descriptionurl="http://virtualarchive.us/historywiki/index.php/File:Barney_jackson.jpg" ns="6" title="File:Barney jackson.jpg" />
      <img name="Bernal_obit.jpg" timestamp="2016-03-15T09:48:13Z" url="http://virtualarchive.us/historywiki/images/8/80/Bernal_obit.jpg" descriptionurl="http://virtualarchive.us/historywiki/index.php/File:Bernal_obit.jpg" ns="6" title="File:Bernal obit.jpg" />
      <img name="Bernal_photo_1896.jpg" timestamp="2016-03-17T12:42:52Z" url="http://virtualarchive.us/historywiki/images/d/df/Bernal_photo_1896.jpg" descriptionurl="http://virtualarchive.us/historywiki/index.php/File:Bernal_photo_1896.jpg" ns="6" title="File:Bernal photo 1896.jpg" />
      <img name="Bookmanb.gif" timestamp="2014-11-17T19:18:48Z" url="http://virtualarchive.us/historywiki/images/a/a2/Bookmanb.gif" descriptionurl="http://virtualarchive.us/historywiki/index.php/File:Bookmanb.gif" ns="6" title="File:Bookmanb.gif" />
      <img name="Ecp_techy.jpg" timestamp="2015-10-17T22:26:35Z" url="http://virtualarchive.us/historywiki/images/6/67/Ecp_techy.jpg" descriptionurl="http://virtualarchive.us/historywiki/index.php/File:Ecp_techy.jpg" ns="6" title="File:Ecp techy.jpg" />
      <img name="Ecpclio2.jpg" timestamp="2015-05-06T00:59:18Z" url="http://virtualarchive.us/historywiki/images/d/d7/Ecpclio2.jpg" descriptionurl="http://virtualarchive.us/historywiki/index.php/File:Ecpclio2.jpg" ns="6" title="File:Ecpclio2.jpg" />
      <img name="Ed01.jpg" timestamp="2015-10-17T22:19:43Z" url="http://virtualarchive.us/historywiki/images/5/56/Ed01.jpg" descriptionurl="http://virtualarchive.us/historywiki/index.php/File:Ed01.jpg" ns="6" title="File:Ed01.jpg" />
      <img name="Gorman00.jpg" timestamp="2016-11-16T21:36:15Z" url="http://virtualarchive.us/historywiki/images/7/71/Gorman00.jpg" descriptionurl="http://virtualarchive.us/historywiki/index.php/File:Gorman00.jpg" ns="6" title="File:Gorman00.jpg" />
      <img name="Gorman01.jpg" timestamp="2016-11-16T21:32:38Z" url="http://virtualarchive.us/historywiki/images/d/df/Gorman01.jpg" descriptionurl="http://virtualarchive.us/historywiki/index.php/File:Gorman01.jpg" ns="6" title="File:Gorman01.jpg" />
      <img name="Gorman02.jpg" timestamp="2016-11-16T21:33:23Z" url="http://virtualarchive.us/historywiki/images/5/56/Gorman02.jpg" descriptionurl="http://virtualarchive.us/historywiki/index.php/File:Gorman02.jpg" ns="6" title="File:Gorman02.jpg" />
    </allimages>
  </query>
</api>