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Improvement in Compound Engines.

Description: Patent for "a series of engines for working the steam over by exhausting it from the first into the second, and so on, for utilizing the pressure lost when steam is exhausted from a single engine into the air..." (lines 7-11) including instructions and illustrations.
Date: February 16, 1875
Creator: Bell, Jackson W. ; Bell, J. W. ; Jackson W. Bell, of McKinney, Texas.
Partner: UNT Libraries Government Documents Department

Improvement in Tire-Tighteners.

Description: Patent for a device "for the purpose of tightening or loosening tires on wheels belonging to any kind of vehicles without shrinking or cutting the tires." (Lines 6-9) Includes instructions and illustrations.
Date: July 27, 1875
Creator: Horton, Henry A. R. & Hayes, Amos P.
Partner: UNT Libraries Government Documents Department