RRSignal.com Photo Gallery

Featuring Union Switch & Signal equipment photos
No touchups - No watermarks - Enjoy!
Fixed SQL errors - More photos coming in 2022

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Eastbound train - Polo, Mo. - Rock Island - Milwaukee84 views
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Single signal location No. 23.1 between No. Eaton and Grafton, O., Looking South - Big Four RR84 views
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Signal location 364.5 - P.R.R. about 6 miles west of Warsaw, Ind.84 views
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S.B. Milwaukee freight passing through automatic interlocking at Knowles, Ill. N.B. home signals in foreground - Milwaukee - Illinois Central crossing84 views
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Highway cross. signals at N.B. home signal for El Dorado, end double track - P.R.R.84 views
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Spring switch installation on the C. M. St. P. & P.84 views
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HC-100 Highway Crossing Signal84 views
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PV-250 AC Vane Relay84 views
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N.Y.T.A. Flushing Line Installation84 views
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Schmitt General Purpose Trigger Board84 views
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Test Set for 504-B and 504-C84 views
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Train Graph (Right Side View)84 views
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Logan - Monitor83 views
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Cabin Creek "KD" Interlocking83 views
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Jackson Street - Merriam Park83 views
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Moseby Jct.83 viewslooking west Rock Island-Milwaukee - CTC installation
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El Reno CTC machine83 views
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East Buffalo - River Jct.83 views
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Hadley to Van Loon83 views
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B-30 Panel (Bauru-Cabina Inst.)83 viewsBrazil
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Oliver Iron Mining Div. - B-30 Panel83 viewsMinnesota?
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C.A. to N.83 views
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Mexican Gov. La Griega to Mariscala83 views
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Mexican Gov. La Griega to Mariscala83 views
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Mexican Gov. La Griega to Mariscala83 views
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Mexican C.T.C. equipment83 views
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Montreal Installation office Code Rack83 views516A-Multiplex Code Control System
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Montreal Installation Office Coding Unit83 views516A-Multiplex Code Control System
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Montreal Installation Field Coding Unit83 views516A-Multiplex Code Control System
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Jacksonville-Wildwood83 views
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Beaumont CTC machine83 views
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Beaumont CTC machine83 views
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