Frogmen the underwater swimmers used for daring operations during the war, have trained a "frogwoman" to assist them in their demonstration of this type of all work at Butlins holiday camp at Filey, Yorkshire. She is Gwenda Davies, 25 years old ex-Waaf and one-time insurance clerk. Left to Right:- John Kassell, J.G.I Marriot, Gwenda Davies and "Chuck" Leyland. 28 June 1946