Roller Bearing (open access)

Roller Bearing

Patent for improvement on roller bearings that include spaced rings and multiple rollers.
Date: November 2, 1911
Creator: Tatum, Franklin M.
System: The Portal to Texas History
Game Apparatus. (open access)

Game Apparatus.

Patent for a new game apparatus that can be playing indoors or outdoors and made in both large and small sizes "in which the elements, of chance, skill, and endurance constitute important factors in the successful playing of said game." (lines 10-13) including instructions and illustrations.
Date: June 2, 1914
Creator: Schuler, Joseph & Overbeck, Harry A.
System: The Portal to Texas History