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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 First Installation of Individual Carrier Units. - West End of Aspinwall Interlocking - Etna, PA - PRR40 views
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 3'-3" Instrument Case for N.Y.C.& St.L.40 views
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 C.&O. Ry. - 9'-8" Instrument Case40 views
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 Cast Iron Foundation with Instrument Case40 views
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 Boston & Maine Relay House40 views
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 Relay House40 views
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 Inside Relay house - T.R.R.A. of St.L.40 views
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 T-2140 views
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 T-2140 views
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 Magnolia Pipe Line Company Control System40 views
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 Dept. 50 Pipeline (Production and Assembly)40 views
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 Control desk, Pretoria40 views
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 Caliente-Lynndyl39 views
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 Lynndyl-Salt Lake39 views
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 Gibbon-Menoken39 views
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 Westchester Yard39 views
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 Westchester Yard39 views
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 Hump Conductor's Office39 views
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 Control Tower View Intermediate Retarder (Eastward)39 views
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 Conway Yard Retarder Control Machine39 views
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 Conway Yard Retarder Control Machine39 views
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 West Conway Yd. Hump Control Machine39 views
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 Rear view with Terminal Board down39 views
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 Gateway Yard - Youngstown, Ohio39 views
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 Gateway Yard39 views
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 Model 31 Car Retarder Installation39 views
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 Insulated joint located in center of Model 31 Car Retarder39 viewsshowing ease of application of track circuit
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 Velac System Office Equipment39 views
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 Computer for Classification Yard39 views
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 Model 31 & 32 Car Retarder exhibit in Sale Promotion Center39 views
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 Truck fram showing mounting of two short receivers39 views
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 Four Indication Cab Signal Equipment Box for Diesel Engine39 views
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