Providing sound effects for the theatre, 23 February 1940.
© NMeM / Daily Herald Archive / Science & Society Picture Library
'Provided that they stamp loudly enough, even three men can produce the impresion of quite a number of soldiers. With a precision worthy of the Brigade of Guards, they are marking time in a trough filled with coarse gravel under the watchful eye of Ernest Hunt (left).' Photograph by James Jarche.