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Vehicle Axle Lubricator. (open access)

Vehicle Axle Lubricator.

Patent for a new and improved axle lubricator. This design utilizes threads to allow for removal and reattachment, as well as easy cleaning.
Date: January 25, 1881
Creator: Rochelle, John Rugeley
System: The Portal to Texas History
Gopher Trap. (open access)

Gopher Trap.

Patent for a new and improved trap for gophers and other subterranean animals. This design utilizes for the first time the combination of spring, jaw, treadle, trigger, and baseboard to ensnare gophers and other varmints.
Date: July 5, 1881
Creator: Norris, Abram
System: The Portal to Texas History