RRSignal.com Photo Gallery

Featuring Union Switch & Signal equipment photos
No touchups - No watermarks - Enjoy!
Fixed SQL errors - More photos coming in 2022

Most viewed
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 Carryphone II open showing Transmitter52 views
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 Switchman Carryphone open showing Receiver52 views
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 Carryphone II52 views
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 Spring switch installation between Hamlet, N.C. and Columbia, S.C. - Seaboard Air Line52 views
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 PRR (Kinzua Dam) - 3' -3-1/2" RS Case (back)52 views
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 Relay Case 17-1/2" (front)52 views
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 Union Pacific R.R. - Relay House at E.E. Tintic52 views
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 Union Pacific R.R. - Interior of Relay House at E. Milford showing Duplex Terminal52 views
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 Boston & Maine Relay House52 views
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 P.R.R. - 8'x16' Relay House52 views
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 C.M.St.P. & P. R.R. - Bensonville Relay House52 views
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 I.T.C. Power line By-pass for use in electrified territory52 views
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 Transmitter Unit with case removed to show interior52 views
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 Big Four - Remote control T.O. signals, Earnst, Ill.52 views
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 S.B. passenger passing remote control T.O. signals at Trimble - Big Four52 views
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 Burlington freight at Birmingham, Mo. interlocking52 views
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 Westbound Burlington freight at Graham Jct. remotely controlled from receiving yard interlocking, Galesburg52 views
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 M-4 Switch Machine (Open)52 views
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 52 views
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 C.T.C. Installation, Red Oak to Balfour - C.B.& Q.RR52 views
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 U-6 Switch Circuit Control52 views
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 U-7 Switch Circuit Control52 views
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 U-10 Switch Circuit Controller52 views
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 Spring Switch installation, Wabash R.R.52 views
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 Spring Switch installation, Wabash R.R.52 views
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 Spring Switch installation, Wabash R.R.52 views
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 Wabash high speed movement over mechanically locked spring switch, Birmingham, Mo.52 views
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 S-1 Mech. Facing Point lock at Potts Grove, Readng System52 views
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 Spring switch installation on the C.M.St.P. & P.52 views
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 Spring switch installation at Ferguson, Ia. on the C.M.St.P. & P.52 views
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 SL-26 Electric Switch Lock as applied to T-20 Switch Stand52 views
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 TVL Radio Equipment Special for American Bridge Co. to U.S. Steel52 views
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