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 - Hump Yard & Car Retarders
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C&O K-50 Panel75 viewsPresque Isle Yard
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B&O Cumberland Yard (from floodlight tower)74 views
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Tower A Eastbound Cedar Hill Yard73 views
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Model 31 retarder on hump from flood lighting tower72 views
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Car Retarder Installation72 views
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Gateway Classification Yard72 views
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Model 50 Retarder in Tracks72 views
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Model 50 Retarder in Tracks72 views
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Car Retarder Machine71 views
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Model 40 Retarder Reading for Shipping in UNIT71 views
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Allentown Yard70 views
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Car Retarder Machine70 views
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W. Conway Yard Console70 views
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Earl DeIvernois at Car Retarder69 views
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Switch layout showing small thawing apparatus69 views
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Rectifier panel and storage batteries in compressor room69 views
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Various positions of hands using buttons and toggle switches on Speed Control Panel68 views
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One end of compressor room showing automatic electric motor-driven compressor68 views
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Aux. gasoline engine driven air compressor in compressor room68 views
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View showing control tower building68 viewsalso includes the compressor station, maintainers headquarters, and supply room
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Allentown Yard67 views
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Compressor Room67 views
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E.B. Receiving Yard from hump equipped for electric operation67 views
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Four cylinder retarder, scales, and waymasters office at top of hump67 viewsEastbound Cumberland Yard
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Control tower with compressed-air storage tanks and after-coolers.67 views
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Operator Kelly at Style K-30 Control Panel67 views
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View from control tower showing cars entering classification tracks67 views
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Direct-acting switch machine and circuit control67 viewswith switch lamp, air strainer, armed house, and Style-W-10 junction box on cast iron foundation
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Close-up of control tower66 views
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Aux. automatic gasoline driven generator - 1500 watt capacity66 views
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Hump signal, eaastbound Enola Yard66 views
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Silex Rail Contactor66 views
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