Public domain
Baltimore, Maryland. Repairing the motor of a PCC trolley. Most recent trolley model designed in 1936 by a group of manufacturers and transit companies in an effort to standardize, simplify, and bring down the price; at the damage shop, maintenance terminal of the Baltimore Transit Company
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineBaltimore, Maryland. Repairing the motor of a PCC trolley. Most recent trolley model designed in 1936 by a group of manufacturers and transit companies in an effort to standardize, simplify, and bring. 1943-01-01. Collins, Marjory. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.