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Automatic Railway Signal.

Description: Patent for a new and improved railroad signal. This design, "[w]hen the wheels of a passing train come in contact with the spring and bent end of the lever . . . said end is lowered or depressed, causing the movement in the same direction of the outer end of said lever, which, through the agency of the wire, will cause the ringing or sounding of the gong or bell as the wheels . . . come in contact with the end of the lever. . . .[A]fter the wheels of the last car of a train have passed the poin… more
Date: October 16, 1888
Creator: Ross, Albert James & Darter, John T.
Partner: UNT Libraries Government Documents Department
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