Vintage Photographs > Boston, 1901. Closeup Look at some CD 140 Jumbo Insulators in Service in Subway.

Boston, 1901. Closeup Look at some CD 140 Jumbo Insulators in Service in Subway.

By Joe Maurath, Jr.; posted August 5, 2020

View Original: Click to zoom, then click to magnify (572 x 578) 86KB

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