In recent years, electric apparatus for trolley coach, street car, and rapid transit train has undergone complete transition; largest potential concentration of power in commercial land transportation is main line locomotives; many auxiliary services of railroads are becoming more dependent upon electricity; present use of electric equipment in land transportation exceeds 25 million horsepower. Digest of paper 48-117 before Am Inst Elec Engrs. (see also Ry Mech Engr v 122 n 7 July 1948 p 375-80)
Electricity in land transportation
Elec Eng
Electrical Engineering ; 67 , n 8
1948
Article (Journal)
English
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Electricity in land transportation
Engineering Index Backfile | 1948
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Engineering Index Backfile | 1930
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Engineering Index Backfile | 1928
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