Report made by Airway Marking Committee of Aeronautics Branch, Department of Commerce, is discussed with recommendations regarding uniform system of pointers on building roofs, size, and style of lettering.
Airway-marking report
Soc. Automotive Engrs. -- Jl
Society of Automotive Engineers -- Journal ; 25 , n 2
1929
2 pages
1 Fig.
Article (Journal)
English
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