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FILE 3377/9267
Relay room at 13st. St. Interlocking, showing plug-in relays, RPQ rectifiers, and Ground Detector apparatus
File information
Filename:
95-c-232.jpg
Album name:
admin
/
Chicago Subway
Filesize:
459 KiB
Date added:
Mar 05, 2012
Dimensions:
2048 x 1592 pixels
Displayed:
70 times
URL:
http://rrsignal.com/photos/displayimage.php?pid=5223
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