 Most viewed
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Factory Wired Steel Case 9'8"85 views
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HM Instrument House (closed)85 views
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HM Relay House (Interior showing relay racks)85 views
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Single Frequency Control Station I.T.C. for Atlantic Coast Line85 views
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I.T.C. Power Supply Unit (6.3 volt heater)85 views
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Switch layout with direct acting movements and color light switch signal - Galesburg Yard - C.B.& Q. RR85 views
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Southwest approach underneath southern structure - Cincinnati Union Terminal85 views
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Looking west at West Yard, Chillicothe, Ill. - Santa Fe85 views
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Eastbound C. & O. passenger approaching home signal, "A" Tower - Allegheny Summit CTC - C. & O.85 views
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Looking north at single signal location near North Eaton, O - Big Four RR85 views
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Westbound train at White Sulphur Springs Station - C. & O.85 viewsAuto. Sig. Install.
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Automatic Signals, Horse Shoe Curve, Kittanning Point - P.R.R.85 views
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Centrifugal Frequency Relay with Plug Coupler85 views
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RTA-2285 views
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RS-1485 views
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Style RV-8 Rectifier85 views
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Light indications of signals85 views
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PCB General Purpose Boards85 views
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Damaged CTC equipment returned by the Santa Fe85 views
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KP Relays to be used with 506C and 514 Field Extension Units85 views
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Aurora - Galesburg TCC Console (back left end)84 views
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Balcony Falls - Irongate84 views
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Huntington - "DK"84 views
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Big Sandy Jct. Clyffeside Ky. Inst. 84 views(close up of front panel)
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Searchlight signal location84 viewsMilw.-Rock Island between Birmingham, Mo. & Moseby Jct.
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JF CTC installation, Elmira, N.Y.84 views
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Euclid to Madison C.T.C. machine84 views
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WS to Croxton 3'-3" Relay Case84 views
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WS to Croxton 3'-3" Relay Case close up84 views
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CTC machine, Russian R.R.84 views
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"CH to OB"84 views
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Mexican C.T.C. machine84 views
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