Improvement in Windmills. (open access)

Improvement in Windmills.

Patent for the improvement of windmills, including illustrations.
Date: September 29, 1874
Creator: Symthe, Peyton.
System: The Portal to Texas History
Improvement in Tape-Worm Medicines. (open access)

Improvement in Tape-Worm Medicines.

Patent for a compound called “Tape-Worm Medicine” that is used to “remove tape-worms from the human body speedily and effectually; and it consists in a composition formed from the fibrils of the roots of the pomegranate mixed with water” (lines 9-13).
Date: September 23, 1879
Creator: Nette, August
System: The Portal to Texas History
Improvement in Kilns. (open access)

Improvement in Kilns.

Patent for an improvement in the construction of kilns.
Date: September 27, 1870
Creator: Taylor, Peter C.
System: The Portal to Texas History
Imporvement in Combined Spades and Hoes. (open access)

Imporvement in Combined Spades and Hoes.

Patent for a new combination/convertible spade and hoe design with instructions and illustrations.
Date: September 11, 1874
Creator: Cassiano, I. Ygnacio
System: The Portal to Texas History