Improvement in Corn and Cotton Planter. (open access)

Improvement in Corn and Cotton Planter.

Patent for a "new and improved corn and cotton planter" (lines 3-4), to plant both cotton and corn seed,including instructions and illustrations. The configuration includes a new combination of parts.
Date: December 25, 1877
Creator: Domschke, Charles
System: The Portal to Texas History
Improvement in Air-Pressure Fluid-Vents. (open access)

Improvement in Air-Pressure Fluid-Vents.

Patent for "new and useful improvements in air-pressure automatic fluid vents for the use in the discharge of all liquids" (lines 3-6), including instructions and illustrations.
Date: December 25, 1877
Creator: Park, Hardy B.
System: The Portal to Texas History