Pencil Compasses (open access)

Pencil Compasses

Patent for a compass connected to an ordinary pencil.
Date: June 16, 1903
Creator: Miller, James H.
System: The Portal to Texas History
Windmill (open access)

Windmill

Patent for a new and improved windmill rotor, including illustrations.
Date: June 16, 1914
Creator: Smith, James B.
System: The Portal to Texas History