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[Letter from J. M. Willson to T. N. Carswell - June 18, 1943] (open access)

[Letter from J. M. Willson to T. N. Carswell - June 18, 1943]

A letter written to Mr. Tom Carswell, Fifth Division Abilene, Texas, from J. M. Willson, Floydada, Texas, dated June 18, 1943. Willson advises of his not being able to make the Division meeting but that he will make the Fort Worth meeting then on to Omaha Nebraska. He emphasizes the importance of Carswell to endorse George Berry and Sam Forman at the Division meeting.
Date: June 18, 1943
Creator: Willson, J. M.
Object Type: Letter
System: The Portal to Texas History
Cotton Bur Breaker and Suction Fan. (open access)

Cotton Bur Breaker and Suction Fan.

Patent for "a new and useful Improvements in Cotton-Bur Breakers and Suction-Fans" (lines 6-8) and is designed for loading and unloading cotton from a wagon while separating the cotton lint from the hulls, including illustrations.
Date: November 18, 1919
Creator: Irwin, Samuel D.
Object Type: Patent
System: The Portal to Texas History
Vacuum-Distributer for Internal-Combustion Engines. (open access)

Vacuum-Distributer for Internal-Combustion Engines.

Patent for "improvements in Vacuum-Distributers for Internal-Combustion Engines". More precisely "an improvement in 'vacuum-energized make-and-break spark-plug". This particular vacuum-distributer would aid in lubricating the working parts and a "breather" function would let outside air pass through, preventing the "ingress of dirt and impurities to the vacuum-distributer".
Date: March 18, 1919
Creator: Irwin, Samuel D.
Object Type: Patent
System: The Portal to Texas History
Rotary Cultivator. (open access)

Rotary Cultivator.

Patent for a new and improved rotary cultivator designed to pulverize hard, dry soil without damaging the plants. The device utilizes cylindrical tooth holder with teeth that can be manipulated at various angles to pry the soil from around the plants.
Date: November 18, 1919
Creator: Irwin, Samuel D. & Irwin, Herbert G.
Object Type: Patent
System: The Portal to Texas History