Down end crossover, facing point lock, rotary detector, and wire operated circuit controller for the down departure signal

Down end crossover, facing point lock, rotary detector, and wire operated circuit controller for the down departure signal
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Taken with a Canon EOS 350D DIGITAL
Date: October 06, 2008 11:37 AM
Exposure Time: 1/250 sec
Aperture Value: f/11
Focal Length: 28 mm