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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 Mr. Cadman80 views
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 Cab Signal Equipment80 views
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 Motorman (Charles R. Blade) operating tripper release at signal location A-18 and B-18, 13th St. Interlocking80 views
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 N.Y.C.T.A. Automated Train80 views
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 Train Dispatcher for Subways (Old style model used in Phila. Subway)80 views
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 UR Control machine - N.Y.C.T.A. B'way 7th avenue line 34th street to 96th street80 views
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 NYCTA 529 Indication System (Line Pulsing Panel)80 views
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 NYCTA 529 Indication System (Tone Transmitting Unit)80 views
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 NYCTA Third Track Indicator Panel80 views
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 G.E. Transformers, power panel, RPQ-41 rectifiers, and relay panel in signal room AB-94 on continuous platform near Jackson, Chicago Subway, CRT80 views
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 Pedestal type Instrument Case equipped with Telephone equipment 80 views
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 Top and bottom views of 88/144 KC Transmitter for I.T.C. Equipment80 views
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 Receiving Coil (144 KC) - Two Frequency I.T.C. Equipment - P.R.R.80 views
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 I.T.C. Two-Frequency Equipment Box for Diesel Locomotive80 views
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 I.T.C. Power Supply Unit (6.3 volt heater)80 views
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 Looking west from eastbound home signal location toward tunnels, Tower "A" - Allegheny Summit CTC - C. & O.80 views
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 Electric switch movement and and dwarf signal layout at tunnel location, 3 miles east of tower "A" - Allegheny Summit CTC - C. & O.80 views
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 Looking south at signal location 29.1, LaGrange, O. - Big Four RR80 views
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 OR-20 Relay80 views
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 Style A-5 E.P. switch movement80 views
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 RN-18 Rectifier80 views
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 Hands Holding C.T.C. Machine Ad No. 301480 views
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 80 views
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 Motor Car Indicator80 views
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 N.Y.T.A. Line Drawing for Col. Bingham's publication, "The Automatic Railroad"80 views
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 N.Y.T.A. Line drawing80 views
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 Train Graph (Back View)80 views
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 Big Sandy Jct. Clyffeside Ky. Inst. 79 views
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 Hanndley Paint Creek79 views
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 CTC installation, Polo to Birmingham79 views
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 Hadley to Van Loon79 views
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 Hadley to Van Loon79 views
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