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Apparatus For Destroying Insects

Patent for an apparatus for destroying boll weevils on cotton. Illustration included.

Date: July 26, 1904

Creator: Jones, Albert Lee

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Railway Signal System

Patent for a railway signal system designed for use on curves to indicate when a train enters through the opposite end of the curve. Illustrations included.

Date: May 26, 1908

Creator: Gabbart, Elihu E.