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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 UR interlocking machine with 1st trick towerman, W.K.Wallace, North Portal87 views
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 UR Interlocking Machine, North Portal, Chicago Subway87 views
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 Rack Mounted Equipment87 views
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 UR T.R.R.A. of St. L87 views
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 Model 50 Retarder in Tracks87 views
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 Model 50 Retarder in Tracks87 views
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 Model 50 on URR87 views
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 Cab Signal Equipment87 views
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 Wayside Office Equipment Rack (Type CY Cab Signaling)87 views
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 Fern Rock Yard Installation87 views
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 N.Y.C.T.A. Automated Train87 views
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 N.Y.C.T.A. Automated Train87 views
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 N.Y.C.T.A. Grand Central UR Interlocking Lexington Avenue87 views
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 Footswitch87 views
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 HM Relay House (Interior showing relay racks)87 views
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 Factory wired relay house with plug-in relays - D.T.&I. crossing with Nickel Plate87 views
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 Two-frequency I.T.C. Control Station - P.R.R.87 views
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 Vehicle Output Transformer87 views
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 I.T.C. Training Unit87 views
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 Eastbound C. & O. passenger at home signal, "A" Tower - Allegheny Summit CTC - C. & O.87 views
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 Looking west from west portal of westbound tunnel, 3 miles east of tower "A" - Allegheny Summit CTC - C. & O.87 views
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 Westbound Freight on Horse Shoe Curve at Kittanning Point - P.R.R.87 views
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 Driftwood interlocking showing tower in which CTC machine is located - P.R.R.87 views
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 Highway Crossing Signal Model87 views
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 DN-22 Relay87 views
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 Position of light signals87 views
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 Drawing - "First Block System"87 views
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 Model F-40 DC To DC Converter Solid State87 views
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 Model F-40 DC To DC Converter Solid State87 views
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 Millard Ave.86 views
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 Newport News, Ky.86 views
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 Dewey - Preston Installation86 views
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