<a href="https://en.wikipedia.org/wiki/Cierva_W.9" class="extiw" title="w:Cierva W.9">Cierva W.9</a> helicopter
British official photographer
<a rel="nofollow" class="external text" href="https://www.iwm.org.uk/collections/item/object/205126078">Imperial War Museums</a> Catalogue Number: ATP 16027C