Resource Type

Composition Fuel (open access)

Composition Fuel

Patent for "a new and useful improvement in composition fuel, the object being to produce fuel in compact form which will burn quickly, rapidly generating an intense heat, and leaving but a small quantity of a residue or ash" (lines 10-15).
Date: January 15, 1901
Creator: Patterson, Warren A.
System: The Portal to Texas History
Thermostat. (open access)

Thermostat.

Patent for an improved and automatic thermostat tool to regulate temperature including instructions and illustrations.
Date: December 28, 1915
Creator: Royall, John H.
System: The Portal to Texas History