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53 views
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56 views
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59 views
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51 views
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50 views
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52 views
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54 views
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53 views
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52 views
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52 views
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Looking East (North) Elk Grove Calif - C.T.C. on Soutern Pacific R.R.54 views
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Remote power control switches - Parkersburg to Grafton - B.& O.RR55 views
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C.T.C. Installation, Red Oak to Balfour - C.B.& Q.RR54 views
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C.T.C. Installation, Red Oak to Balfour - C.B.& Q.RR56 views
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C.T.C. Installation, Red Oak to Balfour - C.B.& Q.RR52 views
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Looking west at Greenswood, Neb. showing power operated switch layout - C.B.& Q.RR53 views
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Union dual control low voltage switch & lock movement on crossover switch - Holliday-Olathe A.T.& S.F.55 views
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Low voltage dual control switch movement showing switch target operating from slide bar - Dodge City-Kinsley C.T.C. installation - A.T.& S.F.58 views
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Crossovers for reversing traffic at Craig, Kansas - Holliday-Olathe A.T.& S.F.54 views
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54 views
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Typical switch layout, lap location, Ottowa, Ohio -No.Lima to Roachton CTC installation - B.& O.RR56 views
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54 views
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North end Weston, showing typical power service - No.Lima to Roachton CTC - B.& O.RR59 views
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Dover to Rigby CTC - B.& M.R.R.58 views
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Switch layout west of Wells Beach passing siding - Dover to Rigby CTC - B.& M.R.R.58 views
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Switch layout east end of passing siding at Wells Beach - Dover to Rigby CTC - B.& M.R.R.60 views
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Looking east at Rollinsford - Dover to Rigby CTC - B.& M.R.R.59 views
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Control point looking east at Rollinsford - Dover to Rigby CTC - B.& M.R.R.58 views
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Grand Beach looking east - - Dover to Rigby CTC - B.& M.R.R.61 views
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West end of passing siding looking east controlled from the direct wire portion of the Dover control machine - - Dover to Rigby CTC - B.& M.R.R.62 views
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Switch layout east end of Wells Beach passing siding - Dover to Rigby CTC - B.& M.R.R.61 views
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