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Cotton-Chopper

Description: Patent for an improved cotton-chopper.
Date: April 23, 1912
Creator: Leubner, Carl W.
Partner: UNT Libraries Government Documents Department

Railway-Tie.

Description: Patent for a composite railway tie that is durable and adjustable and can be used for both trolley and steam rail systems.
Date: April 23, 1912
Creator: Ogden, James D.
Partner: UNT Libraries Government Documents Department
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