Arkivism
Baltimore, Maryland. Rubber sandwiches which form a cushion between the thread and the axle of PCC trolley wheels. These are hard to get now
Public domain

Baltimore, Maryland. Rubber sandwiches which form a cushion between the thread and the axle of PCC trolley wheels. These are hard to get now

Collins, Marjory · 1943-01-01 · photo, print, drawing

From the collection of Library of Congress. Free to download, adapt and use — no permission needed.

Subjects
safety film negativesmarylandbaltimoreunited states
Credit lineBaltimore, Maryland. Rubber sandwiches which form a cushion between the thread and the axle of PCC trolley wheels. These are hard to get now. 1943-01-01. Collins, Marjory. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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