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Featuring Union Switch & Signal equipment photos
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Hump Yard & Car Retarders
Most viewed - Hump Yard & Car Retarders
W. Conway Yard Console
56 views
Control Room Racks (Track Fullness Counters & Voltage Divider - West Yard)
56 views
Control Room Racks (Power Supply & Speed Control Panels)
56 views
Cut of cars going through retarder
56 views
Eastbound Enola Yard - Harrisburg, Pa.
56 views
Style K-60 Retarder Control Machine
56 views
Car Retarder
56 views
Computer and Interface Equipment
56 views
Yardmaster's office, trimmer and hump signals
56 views
Looking toward hump from classification yard
56 views
Tower C Car Retarder Machine
56 views
Model 31 car retarder
56 views
Car Retarder
56 views
Car Retarder
56 views
Push Button Panel
56 views
Track Fullness Console
56 views
K-50 Control Machine
56 views
K-50 Control Machine
56 views
Gateway Classification Yard
56 views
Power house showing compressors, rectifiers, etc.
56 views
Section of test set-up
56 views
Pier 18 Car Retarder
56 views
Pier 18 Car Retarder
56 views
Pier 18 Car Retarder
56 views
K-50 Route Switching Panel
56 views
K-70 Car Retarder Panel 7 ft.
56 views
Yardmasters Console - 2-dial panel
56 views
Receiving Yard - Control Panel
56 views
Car Retarder Control Panel for Potomac Yard
56 views
P.R.R.
Car Retarder Control Panel for Potomac Yard
56 views
P.R.R.
South Bound Potomac Yard - Automatic Switching Control Panel
56 views
R.F. & P.
K50 Console
56 views
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