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Patent for leveling instrument. Illustration included.

Date: July 26, 1904

Creator: Akins, Henry King

Partner: UNT Libraries Government Documents Department

Patent for a plow. Illustration included.

Date: July 5, 1904

Creator: Scoggin, James Lee & Dean, John Rowe

Partner: UNT Libraries Government Documents Department

Patent for a railway appliance designed to prevent cars from leaving the track, as well as apply brakes to train to quickly decelerate or stop.

Date: July 21, 1903

Creator: Sweat, Omega

Partner: UNT Libraries Government Documents Department