Resource Type

Improvement in Leather-Cutting Gages (open access)

Improvement in Leather-Cutting Gages

Patent for improvement in leather cutting-gages in order to negate the need for the set-screw at the end of the gage handle that is needed to hold the rule. The document contains instructions and illustrations of the device.
Date: April 17, 1877
Creator: Lindsay, George F.
System: The Portal to Texas History
Improvement in Beer-Refrigerators. (open access)

Improvement in Beer-Refrigerators.

Patent for "an improved refrigerator for cooling lager-beer in the keg, and keep it cool for a long time with a small quantity of ice" (lines 15-18) including illustrations.
Date: August 17, 1875
Creator: Bohart, John N.
System: The Portal to Texas History