Aiding Location
To help aviators know where they are, the roofs and walls of buildings in various locations will be painted in distinctive colours
Picture No
10179921
Media ID
47384190
Size
3216px x 4459px
(1.7MB)
Credit
Mary Evans Picture Library
Source
Joaquin Xaudaro in Las Peripecias de la Aviacion (The ups-and-downs of aviation) 1911 - plate 34
Date
1911
