Surgical Instrument. (open access)

Surgical Instrument.

Patent for a new and improved surgical tool. This design consists "[i]n a surgical instrument, the combination, with the rod having the stepped head provided with grooves, of the springs, the pin, the stepped shell having offsets, the sliding sleeve, and the [other] pin" (lines 14-18).
Date: July 14, 1885
Creator: Poynor, John S.
System: The Portal to Texas History
Sulky Cultivator. (open access)

Sulky Cultivator.

Patent for a new and improved sulky cultivator. This design consists in "the beam having the cross-bar at its rear end, and the rearward-diverging brace-arms connecting the beam to the ends of the cross-bar, the links hinged to the rear ends of the brace-arms and pivoted to the sulky-frame, the hand lever fulcrumed on the frame, and the rod connecting the hand-lever to the front end of the beam" (lines 40-48).
Date: July 24, 1888
Creator: Hazlewood, James Allan
System: The Portal to Texas History