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Featuring Union Switch & Signal equipment photos
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Draws up for vessel passing through - Bunker Hill monument on right - Boston terminal
94 views
G. Gubanich
94 views
Moulded rubber coil for Intermittent Inductive train stop Inductor
94 views
Cab Sig Magnet Valve
94 views
Type CY Cab Signal Equipment
94 views
BARTD Equipment
94 views
BARTD Equipment
94 views
UR Control machine - N.Y.C.T.A. B'way 7th avenue line 34th street to 96th street
94 views
N.Y.C.T.A. Grand Central UR Interlocking Lexington Avenue
94 views
N.Y.C.T.A. Shuttle Automation Car Equipment Rack
94 views
Hanger
94 views
AFO Line Transmitter (top view 6 dBM position)
94 views
Model of Relay House Prepared for Union Pacific
94 views
N.Y.N.H.& H. R.R. 8'-3" x 16" Sheet Steel House
94 views
HM Relay House Interior (D.M.&I. RR)
94 views
HM Relay House Interior (D.M.&I. RR)
94 views
HM Relay House Interior (D.M.&I. RR)
94 views
HM Relay House - 8'-6" x 19'-4"
94 views
Two-frequency I.T.C. Equipment for P.R.R. - Separable Connector - Locomotive portion Complete
94 views
I.T.C. Training Unit
94 views
Two lever operating stand with SL-20 Electric Locks for Hand Operated Switches in platform area - Cincinnati Union Terminal
94 views
#53 southbound passenger train, passing north end Weston - No. Lima to Roachton CTC - B. & O. R.R.
94 views
Home signal bridge on the southeast and southwest approach - Cincinnati Union Terminal
94 views
Eastbound train - Polo, Mo. - Rock Island - Milwaukee
94 views
Spring Switch Installation - Wabash R.R.
94 views
HC-81 Highway Crossing Signal
94 views
PTV-42 Relay - Glass cover on and removed
94 views
SL-8 Electro-Mechanical Switch Lock
94 views
Outlying Switch Stand and Indicator
94 views
Line drawing H-5 Searchlight Signal for advertisement
94 views
MOD 1-A Computer URR
94 views
Solid State Power Sub Station equipment LIRR
94 views
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