Photo ref; Nikon-D80-2016-DSC_1340 (Edited)
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/41301592@N02">Roland Turner</a> from Birmingham, Great Britain
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/sisaphus/22831918918/">Rolls Royce Merlin engine, Avro York, Imperial War Museum, Duxford.</a>