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Featuring Union Switch & Signal equipment photos
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Seaboard 5'x7' Relay House
47 views
A.T. & S.F. R.R. - Argentine Yard - Kansas
47 views
C.M.St.P. & P. R.R. - Bensonville Relay House
47 views
Style "SCU" Equipment Box without Receiver
47 views
Microphone and Loudspeaker
47 views
Westbound frieght doing station work at White Sulphur Springs, C. & O.
47 views
Automatic Signal Installation
Big Four - Remote control T.O. signals, Earnst, Ill.
47 views
Turkish Switch Machine
47 views
Turkish Switch Machine
47 views
Style M-4 Electric Switch Machine
47 views
U-7 Switch Circuit Control
47 views
TVL Radio Equipment Special for American Bridge Co. to U.S. Steel
47 views
TVL Tone Oscillator (Otis Elevator Co.) (Front)
47 views
TVL Transmitter (Otis Elevator Co.) (Front)
47 views
TVL Transmitter (Otis Elevator Co.) (Back)
47 views
Union Telecrane Dolly Display (with cover on)
47 views
Hoist Phone Battery Charger (cover off)
47 views
4 Pole Min. Relay
47 views
Miniature Relay Socket Type B
47 views
Hazeltine Radar Display Unit (US&S Indicators)
47 views
Hazeltine Radar Display Unit (US&S Indicators)
47 views
Control Cabinet - Arabian American Oil Co.
47 views
Typewriter - Arabian American Oil Co.
47 views
Badger Pipe Line Machine
47 views
Gulf Interstate Pipeline Machine
47 views
Gulf Interstate Gas (Station Cabinet) (back closed)
47 views
Gulf Interstate (Station Cabinet) (back open)
47 views
Gulf Interstate Gas (Engine Cabinet) (back closed)
47 views
Gulf Interstate Gas (Engine Cabinet) (back open)
47 views
Gulf Interstate (Front Center) Console - Nashville Tennessee
47 views
Humble Pipeline Co. (Humble Concho) (front)
47 views
Humble Pipeline Co. Ballinger (front)
47 views
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