You are looking at the HTML representation of the XML format.
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.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20150504135015" timestamp="2015-05-04T13:50:15Z" ns="0" title="Моя служба в офицерских чинах" />
        <page value="20150504135106" timestamp="2015-05-04T13:51:06Z" ns="0" title="Иосиф Владимир Игнатьевич Моених" />
        <page value="20150605091602" timestamp="2015-06-05T09:16:02Z" ns="0" title="Александр Максимович Гончаров" />
        <page value="20150606171048" timestamp="2015-06-06T17:10:48Z" ns="0" title="Даниил Васильевич Хабаев" />
        <page value="20150610064802" timestamp="2015-06-10T06:48:02Z" ns="0" title="Сергей Петрович Можаров" />
        <page value="20150610064903" timestamp="2015-06-10T06:49:03Z" ns="0" title="Петр Николаевич Ознобишин" />
        <page value="20150610065242" timestamp="2015-06-10T06:52:42Z" ns="0" title="Иван Осипович Яссенецкий" />
        <page value="20150610072138" timestamp="2015-06-10T07:21:38Z" ns="0" title="Павел Павлович Грохольский" />
        <page value="20150610084040" timestamp="2015-06-10T08:40:40Z" ns="0" title="Вильгельм Федорович Фогель" />
        <page value="20150610084110" timestamp="2015-06-10T08:41:10Z" ns="0" title="Павел Федорович Толмачев" />
      </results>
    </querypage>
  </query>
</api>