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Featuring Union Switch & Signal equipment photos
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Slack Cable Detector Equipment
21 views
Slack Cable Detector Equipment
21 views
Mine Alarm System MSA
21 views
Mine Alarm System MSA
21 views
Mine Alarm System MSA
21 views
Mine Alarm System MSA
21 views
TVL Equipment for Atomic Energy Commission
21 views
TVL Equipment for Atomic Energy Commission
21 views
Gulf Interstate Pipe Line (Erath and Paradis) (back)
21 views
Gulf Interstate Service (Leach Pipeline Cabinet) (back)
21 views
Service Pipeline - Kirby-Owl Creek System
21 views
Service Pipeline (West Kansas Div.)
21 views
Service Pipeline (West Kansas Div.)
21 views
Service Pipeline (West Kansas Div.)
21 views
Service Pipeline (West Kansas Div.)
21 views
Service Pipeline (West Kansas Div.)
21 views
Service Pipeline (West Kansas Div.)
21 views
Service Pipeline (West Kansas Div.)
21 views
Sequence Cabinet - Drumright-Blake Service Pipeline
21 views
Sequence Cabinet - Drumright-Blake Service Pipeline
21 views
Sequence Cabinet - Drumright-Blake Service Pipeline
21 views
Service Pipeline Co. Drumright-Blake Okla. (Control Cab back)
21 views
Service Pipeline Co. Drumright-Blake Okla. (Control Cab back)
21 views
Service Pipe Line, No. Mo. - La Plata Field Location Cabinet (rear view, units swung out)
21 views
Service Pipe Line, No. Mo. - La Plata Field Location Cabinet (rear view, units swung out)
21 views
Service Pipe Line, No. Mo. - Carrollton Field Location Cabinet (rear view, units swung out)
21 views
Service Pipeline (Fort Madison Pipeline Cabinet) Remote Control from Freeman Station (back)
21 views
Service Pipeline - Fort Laramie to Herndon Console (back)
21 views
Single-Frequency Communication Equipment for Mine Locomotive
20 views
Underside view of tray from M.S.A. Telecrane Equipment Box
20 views
Hanger for Transmitter and Receiver boxes on Elevator Control and Communication Equipment
20 views
Transmitter without hanger
20 views
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