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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 Interurban Electric Railway77 views
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 Four Indication Code Cab Signal Equipment Box - CRR of NJ.77 views
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 Type E Four Indication Code Cab Signal Equipment Box - PRR77 views
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 Train approaching automatic signal NJ54 on eastbound track approaching City Hall Station77 viewsDelaware River Joint Commission
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 N.Y.C.T.A. Times Square Grand Central Shuttle Train Automation Control Equipement Rack77 views
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 NYCTA 529 Indication System (Line Pulsing Panel)77 views
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 Plymouth Locomotive Works - Remote Control Console (front close-up)77 views
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 Rear of Relay Rack in Relay Room 13th St. Interlocking, Chicago Subway, CRT77 views
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 Highway crossing installation between Hammond, Ind. and Griffith on the Erie Railroad77 views
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 N.Y.S. & W. RR (WS to Croxton) 3'-3" Relay Case77 views
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 S. Pac. Instrument Houses77 views
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 Part of north throat - Cincinnati Union Terminal77 views
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 Helper engine cut off from eastbound train - Allegheny Summit CTC - C. & O.77 views
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 Looking west at Tower "A" - Allegheny Summit CTC - C. & O.77 views
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 Highway Crossing Gate Mechanism77 views
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 HC-100 Highway Crossing Signal Unit77 views
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 HC-81 Highway Crossing Unit77 views
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 Parts of Highway Crossing Signal77 views
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 HC-81 Highway crossing signal77 views
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 Mounting base PTV-42 Relay - showing old style soldered type terminals77 views
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 ORP-66 Plug-In Overload Relay A.C. switch77 views
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 SL-26 Electric Switch Lock as applied to T-20 Switch Stand77 views
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 SL-8 Electro-Mechanical Switch Lock77 views
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 Miniature Relay Style H77 views
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 Pipeline Panel Close-up77 views
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 Columbia Gas of Ohio77 views
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 Columbia Gas of Ohio77 views
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 Humble Pipeline (Office Rack A)77 views
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 RE-277 views
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 77 views
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 Diagram- Save yard space by utilizing curved track for retarders77 views
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 How a Mechanically Rectified Decoding Circuit works. Bulletin 15777 views
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