Improvement in Cotton-Cleaners. (open access)

Improvement in Cotton-Cleaners.

Patent for improvements to cotton picking and cleaning before the cotton is ginned.
Date: July 4, 1871
Creator: Sims, Zachariah B.
System: The Portal to Texas History
Improvement in Plows. (open access)

Improvement in Plows.

Patent for "a plow which will effect a clean severance of the sod on the land side when operating in heavy, tenacious soil, and which will prevent the accumulation of rubbish against the edge of the mold-board or standard." (Lines 6-11) Includes instructions and illustrations.
Date: July 17, 1877
Creator: Wood, John W.
System: The Portal to Texas History
Improvement in Horse-Power Presses. (open access)

Improvement in Horse-Power Presses.

Patent for improved horse-powered press; it "relates to horse or other power presses for cotton, hay, and other compressible materials; and the nature of my invention consists in a reversible stay-brace; in a series of sliding plates, which fill the space between the main standards; in an arm hung to each one of the side doors, regulating the opening of such doors; and in auxiliary devices" (para. 3).
Date: July 25, 1876
Creator: Sims, Zachariah B.
System: The Portal to Texas History
Improvement in Cotton-Plows. (open access)

Improvement in Cotton-Plows.

Patent for improvements in plows with removable curved flanges.
Date: July 29, 1873
Creator: Sims, Zachariah B.
System: The Portal to Texas History