Resource Type

Boiler-Feed Regulator. (open access)

Boiler-Feed Regulator.

Patent for a new and useful boiler feed regulator, including instructions and illustrations.
Date: September 20, 1898
Creator: Mitchell, Charles Bradley
System: The Portal to Texas History
Cattle-Guard for Railroads. (open access)

Cattle-Guard for Railroads.

Patent for a simple and inexpensive cattle-guard for railroads that improves on preventing cattle from passing from their enclosure onto a railway track. The invention does not trap animals or people or cause injury, and lies below the upper treads of the rails.
Date: September 18, 1894
Creator: Brady, Peter L.
System: The Portal to Texas History
Horseshoe. (open access)

Horseshoe.

Patent for a durable and secure horseshoe that doesn't let "the heel of the hoof from contracting, thus overcoming the serious defect in other common types of shoes of permitting the horse to have a "narrow heel," as it is called, and to prevent slipping of the shoe on the icy surfaces" (lines 16-21).
Date: September 10, 1895
Creator: Custer, George
System: The Portal to Texas History