Windmill (open access)

Windmill

Patent for "a mill equipped with an automatic governor for regulating the speed of the windmill and for preventing injury to the apparatus by throwing the blades of the wheel into or out of the wind in a manner to secure the most effective operation of the device at all times" (lines 9-15).
Date: May 14, 1901
Creator: Stein, John
Object Type: Patent
System: The Portal to Texas History
Shaft and Pulley Collar. (open access)

Shaft and Pulley Collar.

Patent for a collar for pulleys and shafts with set-screws that protects the set-screws from damage or harming people working with the systems.
Date: May 14, 1907
Creator: Beal, Ephaphras Lee
Object Type: Patent
System: The Portal to Texas History
Tube-Clamp (open access)

Tube-Clamp

Patent for a tube clamp for holding pipe sections in wells.
Date: May 21, 1912
Creator: Krauskope, Oscar
Object Type: Patent
System: The Portal to Texas History
Load-lifter. (open access)

Load-lifter.

Patent for the improved design of a load lifter.
Date: May 5, 1914
Creator: Meyer, Dietrich H.
Object Type: Patent
System: The Portal to Texas History
Cotton-Press Follower-Board (open access)

Cotton-Press Follower-Board

Patent for cotton baling press that provides a detachable follow block.
Date: May 8, 1917
Creator: Wuensch, Hearman & Pfeil, Otto
Object Type: Patent
System: The Portal to Texas History
[Letters  from Ronnie M. Birdson to the BRAC Commissioners - May 19, 2005] (open access)

[Letters from Ronnie M. Birdson to the BRAC Commissioners - May 19, 2005]

Letters from Ronnie Birdson to each of the Defense Base Closure and Realignment Commission (BRAC) commissioners in support of Cannon Air Force Base.
Date: May 19, 2005
Creator: Birdson, Ronnie M.
Object Type: Letter
System: The UNT Digital Library