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Relay Case at elec. lock location at Sarah Furnace Crossover - PRR CTC installation - Red Bank - Oil City58 views
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Russian Relay Case38 views
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Russian Relay Case33 views
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Russian Relay Case35 views
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Instrument Case37 views
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Gulf Interstate Pipeline Machine37 views
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Gulf Interstate Pipeline Machine34 views
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Gulf Interstate Pipeline Machine34 views
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Gulf Interstate Pipeline Machine34 views
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Gulf Interstate Pipeline Machine34 views
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Russian 3-foot Relay Case34 views
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6'-9" Instrument Case Wired Complete - "UR" Interlocking - Brazil41 views
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6'-9" Instrument Case Wired Complete and Strapped for shipment - "UR" Interlocking - Brazil36 views
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Instrument Cases - Etna, PA48 views
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First Installation of Individual Carrier Units. - West End of Aspinwall Interlocking - Etna, PA - PRR50 views
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First Installation of Individual Carrier Units. - West End of Aspinwall Interlocking - Etna, PA - PRR38 views
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4'-11" Sheet Steel Instrument Case41 views
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4'-11" Sheet Steel Instrument Case32 views
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Pennsylvania Railroad Double Track Highway Crossing RS Case 6'8" (front)48 views
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Pennsylvania Railroad Double Track Highway Crossing RS Case 6'8" (back)39 views
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Instrument case - coded track circuit - Bradford Ind. - PRR66 views
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Instrument case at Weller Yard Kelsa - N&W CTC47 views
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Cast Iron Foundation with Instrument Case41 views
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Cast Iron Foundation with Instrument Case37 views
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Cast Iron Foundation with Instrument Case38 views
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121 files on 4 page(s) |
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