Wrench. (open access)

Wrench.

Patent for a wrench with an adjustable handle for multiple uses, with illustrations.
Date: April 10, 1906
Creator: Land, Henry Clay
System: The Portal to Texas History
Saw-Operating Mechanism. (open access)

Saw-Operating Mechanism.

Patent for a motor operated cross-cutting saw for cutting timber.
Date: April 23, 1907
Creator: Gordon, William Knox
System: The Portal to Texas History