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Relay Case Wired Complete and Strapped for Shipment. Double Automatic Signal Location - Seaboard86 views
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Relay Case Wired Complete and Strapped for Shipment. Double Automatic Signal Location - Seaboard74 views
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Relay Case Wired Complete - Central of Georgia Crossing76 views
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Relay Case Wired Complete - Central of Georgia Crossing64 views
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Pedestal type Instrument Case equipped with Telephone equipment 76 views
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Pedestal type Instrument Case equipped with Telephone equipment including filter for C.T.C. line81 views
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Double Vertical Relay and Terminal Cases - N.Y. Board of Transportation - Westchester Yard77 views
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Double Vertical Relay and Terminal Cases - N.Y. Board of Transportation - Westchester Yard61 views
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Double Vertical Relay and Terminal Cases - N.Y. Board of Transportation - Westchester Yard64 views
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Cast Iron Relay Cases - Subway type with Plug-In Relays - Hudson & Manhattan R.R.68 views
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Cast Iron Relay Cases - Subway type with Plug-In Relays - Hudson & Manhattan R.R.67 views
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Cast Iron Box - Subway type with track resistors and fuses70 views
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City of Philadelphia - Plug-in Relay Cases62 views
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City of Philadelphia - Plug-in Relay Cases61 views
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City of Philadelphia - Plug-in Relay Cases65 views
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City of Philadelphia - Plug-in Relay Cases78 views
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City of Philadelphia - Plug-in Relay Cases64 views
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City of Philadelphia - Plug-in Relay Cases64 views
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Aerial cable and parkway terminal box - DX tower, Deshler, Ohio - No. Lima to Roachton CTC - B.&O. RR.67 views
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Highway crossing installation at Greenville - B.&L.E. RR.68 views
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Signal installation between Hammond, Ind. and Griffith on the Erie Railroad86 views
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Highway crossing installation between Hammond, Ind. and Griffith on the Erie Railroad73 views
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Highway crossing installation between Hammond, Ind. and Griffith on the Erie Railroad66 views
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Subway type relay case59 views
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Highway crossing equipment in case at Clarks Crossing near Middletown, N.Y. - N.Y.O.&W. R.R.62 views
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Wired instrument case - Erie R.R., Elmira, N.Y.64 views
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Wired instrument case - Erie R.R., Elmira, N.Y.65 views
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SN Interlocking - Leavittsburg, Ohio - Erie Railroad85 views
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Automatic signal installation between Bureau, Ill. and Peoria on the Rock Island67 views
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Automatic signal installation between Bureau, Ill. and Peoria on the Rock Island59 views
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Automatic signal installation between Bureau, Ill. and Peoria on the Rock Island73 views
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Automatic signal installation between Bureau, Ill. and Peoria on the Rock Island71 views
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