Abb. 1: Underwood & Underwood (li), Sovfoto (re), Parachute jumping now becomes a war threat, in: Life, No. 12, March 22, 1937, S. 28-34
©
Abb. 1_Hartmann_VH_Korff_Parachute Jumping
Abb. 1: Underwood & Underwood (li), Sovfoto (re), Parachute jumping now becomes a war threat, in: Life, No. 12, March 22, 1937, S. 28-34
©