Curtiss H-12 Large America in <a href="//commons.wikimedia.org/w/index.php?title=RNAS&amp;action=edit&amp;redlink=1" class="new" title="RNAS (page does not exist)">RNAS</a> service
MoD Photo
<cite class="book" style="font-style:normal">Thetford, Owen (1994)      <i> British Naval Aircraft since 1912</i>, <a href="https://en.wikipedia.org/wiki/en:London" class="extiw" title="w:en:London"><span title="capital and largest city of the United Kingdom">London</span></a>:  Putnam, pp. p. 80  <small><a href="//commons.wikimedia.org/wiki/Special:BookSources/0_85177_861_5" title="Special:BookSources/0 85177 861 5">ISBN 0 85177 861 5</a></small></cite>