US&S electric machines on N&W

US&S "A-5" Electro-Pneumatic on B&O

Amtrak (PRR) US&S "A-5" Electro-Pneumatic Power Derail - South Branch Bridge, Chicago

Conrail GRS electric yard machines

Conrail GRS electric power derail, dual control

Conrail GRS electric power derail, not dual control

Conrail GRS electric lock on hand throw switch

US&S electric power derail

CSS&SB Pettibone Spring Switch

Kansas City Southern Spring Switch

Kansas City Southern GRS electric lock on hand throw switch

N&W (Wabash) US&S Spring Switch

IHB-EJ&E Movable Point Frogs with GRS machines

SSW (Cotton Belt) spring switch

Signal Image Index