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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 4 Pole 2-Amp Crystal Relay30 views
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 3 Crystal Case Relays, 1 Miniature Relay, 1 64 Character Readall (for news release)30 views
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 Model 900 One-Sixth-Size Crystal Case Relay30 views
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 Model 903 and 904 Crystal Case Relays30 views
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 T.A.T.T. Transmitter Mine Control System Transmitter for Mine Safety Appliance Co. (closed)30 views
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 Tong Crane Cabinet30 views
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 10-Character Readout Instrument30 views
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 Columbia Gulf Pipeline (Reciprocating Compressor Station) 532 Code System (back open)30 views
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 Columbia Gulf Pipeline Co.30 views
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 Mid-America Pipeline (Station Cabinet) (Top Front)30 views
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 Phillips Pipe Line Company - 540 Solid State System - Typical Printed Circuit Boards30 views
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 Control desk and diagram at Sandbach30 views
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 Central of Brazil - Entre Rios29 views
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 Central of Brazil - Entre Rios29 views
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 West Conway Yd.29 views
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 West Conway Yd.29 views
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 West Conway Yd.29 views
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 Car speed is measured as each cut goes through master retarder29 views
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 Switch machine positioned ahead of each cut29 views
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 Model 31 car retarder with HS-1 valves in foreground29 views
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 E. Conway Hump with W. Conway in background29 views
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 Hamlet Yard29 views
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 Automatic Car Weighing Device (Track #2)29 views
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 Retarder Control Machine29 views
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 Man at Automatic Switching Machine29 views
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 Hamlet Classification Yard29 views
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 Hamlet Classification Yard29 views
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 Hamlet Classification Yard29 views
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 Hamlet Classification Yard29 views
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 Hamlet Classification Yard29 views
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 Hamlet Classification Yard29 views
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 Hills Park Yard29 views
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