Looking upwards in a long-abandoned section of the Tremont Street Tunnel, an ancient voltage contactor for an electric overhead turnout is observed. A 1948 Ohio Brass catalog shows a newer model ! Might this be original 1897 equipment ?

Photographed by Paul Joyce, 2000.
Added to the photo archive by Paul Joyce, July 1, 2006.
Railroad: MTA (Metropolitan Transit Authority - Boston).

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