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-35277.jpg
 Spring switch installation between Hamlet, N.C. and Columbia, S.C. - Seaboard Air Line52 views
8466.jpg
 PRR (Kinzua Dam) - 3' -3-1/2" RS Case (back)52 views
9020.jpg
 Relay Case 17-1/2" (front)52 views
95-a-3725.jpg
 Union Pacific R.R. - Relay House at E.E. Tintic52 views
95-a-3738.jpg
 Union Pacific R.R. - Interior of Relay House at E. Milford showing Duplex Terminal52 views
95-c-636.jpg
 Boston & Maine Relay House52 views
95-c-1183.jpg
 P.R.R. - 8'x16' Relay House52 views
95-c-3817.jpg
 C.M.St.P. & P. R.R. - Bensonville Relay House52 views
95-c-4726.jpg
 Photo of New Relay House52 views
95-c-2901.jpg
 I.T.C. Power line By-pass for use in electrified territory52 views
95-c-3322.jpg
 Transmitter Unit with case removed to show interior52 views
32146.jpg
 Big Four - Remote control T.O. signals, Earnst, Ill.52 views
32148.jpg
 S.B. passenger passing remote control T.O. signals at Trimble - Big Four52 views
32178.jpg
 Burlington freight at Birmingham, Mo. interlocking52 views
32214.jpg
 Westbound Burlington freight at Graham Jct. remotely controlled from receiving yard interlocking, Galesburg52 views
9880.jpg
 M-4 Switch Machine (Open)52 views
c-27279.jpg
 52 views
c-29552.jpg
 C.T.C. Installation, Red Oak to Balfour - C.B.& Q.RR52 views
95-c-1819.jpg
 U-6 Switch Circuit Control52 views
95-c-1822.jpg
 U-7 Switch Circuit Control52 views
c-27829.jpg
 U-10 Switch Circuit Controller52 views
c-31635.jpg
 Spring Switch installation, Wabash R.R.52 views
c-31636.jpg
 Spring Switch installation, Wabash R.R.52 views
c-31637.jpg
 Spring Switch installation, Wabash R.R.52 views
c-32176.jpg
 Wabash high speed movement over mechanically locked spring switch, Birmingham, Mo.52 views
c-32343.jpg
 S-1 Mech. Facing Point lock at Potts Grove, Readng System52 views
c-34300.jpg
 Spring switch installation on the C.M.St.P. & P.52 views
c-34304.jpg
 Spring switch installation at Ferguson, Ia. on the C.M.St.P. & P.52 views
95-c-1362.jpg
 SL-26 Electric Switch Lock as applied to T-20 Switch Stand52 views
6098.jpg
 TVL Radio Equipment Special for American Bridge Co. to U.S. Steel52 views
6373.jpg
 TVL Transmitter (Otis Elevator Co.) (Front)52 views
6372.jpg
 TVL Transmitter (Otis Elevator Co.) (Back)52 views
9267 files on 290 page(s) 1 - 198 199 200 201 202 203 204 205 206 207 - 290