Aerial surveying as means of assisting development of Dominions and Colonies of British Empire is discussed; air surveys made by Aircraft Operating Co. in Northern Rhodesia. (See also Times Trade and Eng. Supp vol. 24, no. 576, July 20, 1929 p. 14)
Air survey
Aeroplane
Aeroplane ; 37 , n 1
1929
2 pages
1 Fig.
Article (Journal)
English
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