CITY OF CHICAGO, DEPARTMENT OF SUBWAYS AND SUPERHIGHWAYS, STATE STREET SUBWAY, CONTRACT T-6, TRACK AND CONTACT RAIL INSTALLATION, CONTACT RAIL INSULATORS, SIZES AND APPLICATION
Chicago: City of Chicago; Department of Subways and Superhighways, 1942. Blueprint. Item #34410
October, 1942. Sheet No. 88. Folded blueprint measuring 40" x 24". A fine copy.
Price: $20.00
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Railroads, Traction, Streetcars, Interurbans