Data in regard to efficiency and uniformity of distribution, effect of coloring of head lining, installation, maintenance cost and methods of testing intensity required. Committee report of Assn. Ry. Elec. Engrs.
Illumination of cars is becoming an exact science
Ry. Elec. Engr
Railway Electrical Engineer ; 10 , n 10
1919
9 pages
24 Figs.
Aufsatz (Zeitschrift)
Englisch
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