Brief of Department of Commerce requirements for airport to obtain quality night-lighting facilities; airport beacon; boundary and obstruction lights; ceiling projector; field floodlighting; wind cone and hangar lighting.
Minimum airport lighting requirements
Elec. Contracting
Electrical Contracting ; 28 , n 12
1929
2 pages
8 Figs.
Article (Journal)
English
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Minimum requirements for good street lighting
Engineering Index Backfile | 1930
|Engineering Index Backfile | 1950
|Engineering Index Backfile | 1928
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