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Featuring Union Switch & Signal equipment photos
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Militarized Digital Readout
31 views
10 Character Readout Instrument
31 views
10-Character Readout Instrument
31 views
Columbia Gulf Pipeline (Reciprocating Compressor Station) 532 Code System (back open)
31 views
Columbia Gulf Pipeline Co.
31 views
Columbia Gulf Pipeline Console
31 views
Mid-America Pipeline (Station Cabinet) (Top Front)
31 views
Phillips Pipe Line Company - 540 Solid State System - Cassoday Office Equipment Rack
31 views
Close up of printed circuit boards installed in rack
Phillips Pipe Line Company - 540 Solid State System - Spearman Office Control Panel
31 views
Service Pipe Line Cabinet (Sequence Cabinet)
31 views
Service Pipe Line, No. Mo. (Freeman Dispatch) Control Machine (rear view CTC cabinet, units swung out)
31 views
Service Pipe Line, No. Mo. - Carrollton Field Location Cabinet (rear view)
31 views
Central of Brazil - Entre Rios
30 views
Central of Brazil - Entre Rios
30 views
Central of Brazil - Entre Rios
30 views
Central of Brazil - Entre Rios
30 views
Central of Brazil - Entre Rios
30 views
Central of Brazil - Entre Rios
30 views
West Conway Yd.
30 views
West Conway Yd.
30 views
From Yardmasters office
30 views
Model 31 car retarder with HS-1 valves in foreground
30 views
Car Retarder with Car Velac Equipment
30 views
Automatic Switching Machine
30 views
30 views
Retarder Control Machine
30 views
Hamlet Yard
30 views
Automatic Car Weighing Device (Track #2)
30 views
Hamlet Classification Yard
30 views
Hamlet Classification Yard
30 views
Hamlet Classification Yard
30 views
Hamlet Classification Yard
30 views
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