Author recounts phase of his activities in development of Air Transportation under British government, namely, marking of " reefs of the air," these being tall radio masts, lofty chimneys and similar obstructions on and near airdromes and air routes.
The lighting of obstructions dangerous to aerial navigation
Aviation
Aviation ; 21 , n 22 ; p 910-912
1926
3 pages
1 Fig.
Aufsatz (Zeitschrift)
Englisch
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