Resource Type

Month

Improvement in Medicinal Extracts. (open access)

Improvement in Medicinal Extracts.

Patent for the extract of Dasylirion graminifolium. This describes the method of acquiring the extract as well as illnesses the extra is purported to treat.
Date: July 14, 1874
Creator: Bihl, Charles A.
System: The Portal to Texas History
Automobile-Headlight (open access)

Automobile-Headlight

Patent for movable automobile headlight which reflect downward on the road surface and utilizes the at-hand mounting hardware for static automobile headlights.
Date: July 14, 1914
Creator: Allan, William N.
System: The Portal to Texas History