Ground Instruction in map reading, c1935 (c1937). The instructor explains to his pupils how to fold a map for reading in the air and the importance of orientating the map towards the flight direction. From Wonders of World Aviation, Vol. 1, by Clarence Winchester. [The Amalgamated Press Ltd, London, c1937]
Pixel Dimensions (W x H) : 4535x2927
File Size : 38,889kb