Percival Mew Gull at the Milestones of Flight Hall, RAF Museum, Hendon, 13 September 2015.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/58433307@N08">Hugh Llewelyn</a> from Keynsham, UK
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/camperdown/21802501541/">Percival Mew Gull</a>