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Featuring Union Switch & Signal equipment photos
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White Sulphur Springs, W.Va. - C. & O. Rwy.
48 views
White Sulphur Springs, W.Va. - C. & O. Rwy.
48 views
Remote control train order signals at Ernst on the Big Four looking north
48 views
Burlington freight at Birmingham, Mo. interlocking
48 views
Highway crossing sign - Reflector Buttons
48 views
Turkish Switch Machine
48 views
Turkish Switch Movements
48 views
U-6 & 7 Switch Circuit Control
48 views
S-1 Switch Movement
48 views
Spring switch installation at Haverhill, Ia. on the C.M.St.P. & P.
48 views
TVL Battery Charger (Otis Elevator Co.) Weather Tight Battery Charger (closed)
48 views
TVL Tone Oscillator (Otis Elevator Co.) (Back)
48 views
M.S.A. Hand Microphone with Plug
48 views
12-Volt Tone control minephone M.S.A. for Kennecott Copper Mine - Utah (closed view)
48 views
Hoist Phone Battery Charger (cover on)
48 views
E-60 Mine Phone System MSA
48 views
Union Miniature Relays in component for Talos Missle - Bendix Radio Division Bendix Aviation
48 views
Transmitter & Receiver T.A.T.T.
48 views
1" Character Indicator
48 views
Numill Autometrics Application of Union Readall Readout Instruments
48 views
American Oil Console (front)
48 views
American Oil (Racks) (front)
48 views
Arabian-American Co. (Nariya) Back of Indication Panel
48 views
Badger Pipe Line Machine
48 views
Badger Pipe Line Machine
48 views
Badger Pipe Line Machine
48 views
Badger Pipe Line Machine
48 views
Pipeline Panel Close-up
48 views
Gulf Interstate Pipeline Machine
48 views
Gulf Interstate Pipeline Machine
48 views
Gulf Interstate Gas (Engine Cabinet) (front)
48 views
Hope Natural Gas Company (Racket Station Cabinet) Back
48 views
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