RRSignal.com Photo Gallery

Featuring Union Switch & Signal equipment photos
No touchups - No watermarks - Enjoy!
Fixed SQL errors - More photos coming in 2022

Most viewed
c-39436.jpg
 Exploded view showing parts of magnet valve69 views
95-c-233.jpg
 Rear of Relay Rack in Relay Room, 13th St. Interlocking69 views
95-c-245.jpg
 Plug-in relays in relay room, North Portal Interlocking69 views
7039.jpg
 Indentra Equipment for City of Philadelphia69 views
9886.jpg
 "Expo 67" Montreal Rapid Transit69 views
9989.jpg
 Remote Cab Indicator - Belt Controller69 views
9340.jpg
 539 Satellite Locomotive Equipment (Coding Unit Front)69 views
7994.jpg
 Remote Control Equipment (Plymouth Locomotive)69 views
8159.jpg
 New Haven Remote Control Demonstration69 views
8595.jpg
 AFO Line Transmitter with Pot Adjustment69 views
95-c-2581.jpg
 High C.T.C. System Relay Racks69 views
95-c-2903.jpg
 Back view of factory wired relay rack69 views
95-c-2904.jpg
 Wiring chase on back of relay rack69 views
95-c-4232.jpg
 City of Philadelphia - Plug-in Relay Cases69 views
c-30434.jpg
 Highway crossing installation between Hammond, Ind. and Griffith on the Erie Railroad69 views
c-33509.jpg
 Wired instrument case - Erie R.R., Elmira, N.Y.69 views
7440.jpg
 Factory Wired Steel Case 9'8"69 views
6408.jpg
 A.C.L. Manchester to Birmingham CTC Relay House and Pole Line Drops - N.E. Manchester69 views
95-c-4971.jpg
 L.C. Transmitter Cable (Prototype Model)69 views
10138.jpg
 Lightweight Crossing Gate Case69 views
95-c-5625.jpg
 Extruded Aluminum Highway Crossing Signs69 views
95-c-5626.jpg
 Extruded Aluminum Highway Crossing Signs69 views
9569.jpg
 Pennsylvania Railroad Double Track Highway Crossing RS Case 6'8" (Front)69 views
c-32033.jpg
 Wire Guard for Highway Crossing signal69 views
c-33375.jpg
 HC-81 Highway Crossing Signal69 views
c-27288.jpg
 M-269 views
8002.jpg
 Dept. 50 Pipeline (Production and Assembly)69 views
7903.jpg
 Trans Canada Pipeline Company (Pipeline Engine Sequence Cabinet) (back open)69 views
7969.jpg
 Transwestern Pipe Line (Field Engine Cabinet) (front)69 views
95-c-2352.jpg
 Roller Bearing on long switch points69 views
95-c-2354.jpg
 Power operated switch equipped with Roller Bearing69 views
95-c-2480.jpg
 "Union" Roller Bearings on mechanically interlocked switch69 views
9267 files on 290 page(s) 1 - 105 106 107 108 109 110 111 112 113 114 - 290