"Royal Air Force- France 1939-1940." Fighter pilots of No. 73 Squadron RAF warm their hands at a brazier in their underground Duty Office at Rouvres, while awaiting flying orders. They are, (left to right), Sergeant G H Phillips, Pilot Officer P B Walker, Pilot Officer R F "Dickie" Martin and, speaking to the Operations Room over the field telephone, Sergeant B Speake.