Semaphore Against A Cloudy Sky
by Gary Slawsky
Title
Semaphore Against A Cloudy Sky
Artist
Gary Slawsky
Medium
Photograph - Photography
Description
A semaphore is one of the earliest forms of railway signal that displays different indications to train engineers by changing the inclination of a pivotal arm. The first semaphore was patented in the early 1840's and soon became widely used on railroads. This Semaphore in located at the Pine Creek Railroad in Allaire State Park, Wall Township, New Jersey, USA.
Uploaded
January 16th, 2022
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