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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 Rear of relay rack in Relay Room, 13th St. Interlocking75 views
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 Kansas City Terminal75 views
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 Kansas City Terminal75 views
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 Babylon - G Relay Rack75 views
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 Various positions of hands using buttons and toggle switches on Speed Control Panel75 views
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 Earl DeIvernois at Car Retarder75 views
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 One end of compressor room showing automatic electric motor-driven compressor75 views
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 Rectifier panel and storage batteries in compressor room75 views
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 View from control tower showing cars entering classification tracks75 views
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 U.S. Steel Corp. - Lynch Coal cleaning plant - Corbin, Ky.75 views
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 Dr. T. J. O'Meara75 views
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 Oakland Bay Bridge75 views
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 Interurban Electric Railway75 views
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 Magnet Valve75 views
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 Train approaching the switch at east end of Crossover no. 1775 viewsDelaware River Joint Commission
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 San Francisco Automatic Train Control System - Operation Control Center (Model)75 views
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 N.Y.C.T.A. Dispatchers Track indicator 59th St. Interlocking - Lexington Avenue75 views
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 NYCTA 529 Indication System (Tone Transmitting Unit)75 views
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 Jackass Flats - Original AEC remote control equipment75 views
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 Air compressor in case75 views
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 Coded Carrier Case75 views
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 Automatic signal installation between Bureau, Ill. and Peoria on the Rock Island75 views
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 Automatic signal installation between Bureau, Ill. and Peoria on the Rock Island75 views
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 N.Y.S. & W. RR (WS to Croxton) 3'-3" Relay Case75 views
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 S. Pac. Instrument House75 views
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 Looking east toward Tower "A" from east portal of tunnels - Allegheny Summit CTC - C. & O.75 views
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 White Sulphur Springs, W.Va. - C. & O. Rwy.75 views
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 Auto. Sig. Location 410 between Lake and Delevan - P.R.R.75 views
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 Spring switch installation at Haverhill, Ia., on the C. M. St. P. & P.75 views
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 HC-100 Highway Crossing Signal Unit75 views
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 HC-81 Highway Crossing Signal75 views
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 Style A-5 E.P. switch movement75 views
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