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Photograph Information

Signal Company: Union Switch and Signal Co.
Style: Style B-two position lower-quadrant
First Patent: 1898

Status: As of 12/98, three major installations remain; UP's (ex SP) Tucumcari Line in New Mexico, UP's (ex SP) Phoenix Line in Arizona, and the Central Oregon and Pacific's (ex SP) Siskiyou Line in Oregon.(as of 12/98).
Original RR: ALL remaining Style B semaphores currently in service on Class I Railroads in North America were installed by the Southern Pacific.
Current operator: Union Pacific
Installed: 1930

Photo location: A W.B. Santa Fe detour passes Indiole, New Mexico (signals 15172/15171)
Photo angle: Looking North
Time: October, 1996
Photo by: Eric Schmelz

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