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Stove-Lid and Damper

Description: Patent for a stove-lid and damper. Both the lid and damper have innovative spiral openings that can be brought into and out of alignment by rotation of the damper portion, thereby adjusting the size of the opening by which stove temperature can be adjusted.
Date: June 18, 1918
Creator: Parton, Clarence Ernest Stanhope
Partner: UNT Libraries Government Documents Department

Carpenter's Square.

Description: Patent for a carpenter's square that uses an improved attachment "for laying off bevels at various angles" (lines 15-16).
Date: June 16, 1914
Creator: Buckland, Charles O.
Partner: UNT Libraries Government Documents Department

Combined Railroad Level and Gage.

Description: Patent for a device that combines a railroad level and a railroad gauge. This invention provides a compact tool that determines the condition of tracks as to level and gauge.
Date: March 4, 1919
Creator: Fuller, Benjamin A.
Partner: UNT Libraries Government Documents Department
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