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Featuring Union Switch & Signal equipment photos
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Hand Control for Remote Control of Locomotives
47 views
Factory Wired 3'-3" Instrument Case for N.Y.C.& St.L.
47 views
P.R.R. - Morrisville - rear view of Instrument Case for Plug-in Relays
47 views
PRR (Kinzua Dam) - 17-1/2" RS Case (front)
47 views
Union Pacific R.R. - Interior of Relay House at W. Milford
47 views
Union Pacific R.R. - Relay Houses at E.E. Madena
47 views
Relay House
47 views
P.R.R. - 8'x16' Relay House
47 views
Seaboard 5'x7' Relay House
47 views
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
Style "ST" Dynamotor Unit
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
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
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