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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 T-20 Switch & Lock Movement32 views
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 Half Case Crystal Relay (open)32 views
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 Half Case Crystal Relay (open view)32 views
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 Model 901 One-Sixth-Size Crystal Case Relay with Printed Circuit Board32 views
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 Steel Mill Company of Canada, Ontario - Stelco Crane Cab32 views
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 64 Character Readall (Open View)32 views
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 Southern Pacific Pipeline, Inc. (Roseville-Colfax and Richmond Concord Similar Systems) (Colfax Field Cabinet) (back)32 views
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 Southern Pacific Pipeline, Inc. (Roseville-Colfax and Richmond Concord Similar Systems) (Colfax Field Cabinet) (back)32 views
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 Westinghouse Signalling - Photographs32 viewsBook cover
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 Westronic remote control equipment in self-contained cubicle. (Sandbach)32 views
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 Control Desk at Harlow Mill32 views
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 Central of Brazil - Entre Rios31 views
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 Yardmaster Office (Eastward)31 views
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 Yardmaster Office (Eastward)31 views
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 Cars moving thru Intermediate Retarder (Eastward)31 views
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 Conway Yard Microphone31 views
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 West Conway Yd. Hump Control Machine31 views
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 West Conway Yd.31 views
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 West Conway Yd.31 views
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 Car wheel counter for track fullness31 views
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 Car approaching car wheel counter31 views
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 NMEA Building and General Yardmasters office31 views
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 Differential Pressure Unit31 views
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 Differential Pressure Unit31 views
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 Retarder Control Tower31 views
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 Car Retarder with Car Velac Equipment31 views
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 Automatic Switching Machine31 views
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 Retarder Control Machine31 views
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 31 views
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 Operator at Machine31 views
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 Blow Up of Portion Showing Levers31 views
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 Automatic Car Weighing Track #1 (Master Retarder)31 views
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