First line in 17-mi. program put into operation on Apr. 17; within four months 41 trolley buses will serve five routes; important principle established by substitution decision; trolley-bus specifications.
Chicago inaugurates largest trolley bus system
Elec. Ry. Jl
Electric Railway Journal ; 74 , n 5
1930
4 pages
7 Figs.
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1930
|World's largest double-trolley installation
Engineering Index Backfile | 1938
Pennsylvania inaugurates "keystone" service
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Online Contents | 2013