A Cold War period RAF Mk1A (M) personalised bone dome helmet ensemble, the helmet's silver shell decorated with a playing card and red Yin Yang emblem (named to 'Yates'), size 2 regular, serial no. 2537, stores ref 22C/2117, complete with tinted visor with cover, internal web harness, a blue cloth RAF G-type flying helmet (named to 'Phillips'), and an American RAF modified Type A13A/2 Oxygen Mask, dated 1959, with microphone, loom and plug.