Model 31 retarder on hump from flood lighting tower72 views
Car Retarder Installation72 views
Gateway Classification Yard72 views
Model 50 Retarder in Tracks72 views
Model 50 Retarder in Tracks72 views
Car Retarder Machine71 views
Model 40 Retarder Reading for Shipping in UNIT71 views
Allentown Yard70 views
Car Retarder Machine70 views
W. Conway Yard Console70 views
Earl DeIvernois at Car Retarder69 views
Switch layout showing small thawing apparatus69 views
Rectifier panel and storage batteries in compressor room69 views
Various positions of hands using buttons and toggle switches on Speed Control Panel68 views
One end of compressor room showing automatic electric motor-driven compressor68 views
Aux. gasoline engine driven air compressor in compressor room68 views
View showing control tower building68 viewsalso includes the compressor station, maintainers headquarters, and supply room
Allentown Yard67 views
Compressor Room67 views
E.B. Receiving Yard from hump equipped for electric operation67 views
Four cylinder retarder, scales, and waymasters office at top of hump67 viewsEastbound Cumberland Yard
Control tower with compressed-air storage tanks and after-coolers.67 views
Operator Kelly at Style K-30 Control Panel67 views
View from control tower showing cars entering classification tracks67 views
Direct-acting switch machine and circuit control67 viewswith switch lamp, air strainer, armed house, and Style-W-10 junction box on cast iron foundation