description
Object description
How to recognise the Westland Whirlwind and Bristol Sycamore helicopters. Discussion covers each helicopter and also compares the two. Film uses still photographs, film footage (including aerial shots), models and technical data, and also deals briefly with the historical development of the helicopter. It also discusses the advantages of helicopters (for instance, their use as communications aircraft for ships, and their key rôle in the Korean War).
Physical description
35mm
