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[Letter from Cornelia Yerkes, October 7, 1943?]

Description: Letter from WASP Cornelia Yerkes discussing Blythe Field and Morton's Air Academy, flying over the desert, getting transportation to Dallas, finding a forgotten parachute, Mexican and Native American crafts, and meeting some flight cadets. Written on Hotel Paso del Norte (El Paso) stationary.
Date: 1943-10-07?
Creator: Kafka, Cornelia V. Yerkes
Partner: National WASP WWII Museum

Process of Treating Slag and Furnace Therefor.

Description: Patent for a process of treating slag and furnace therefore. It has an improved method for separates melted metals produced during smelting and extracting the precious metals from slag. The richer matte and base-bullion run off separately and into separate taps.
Date: August 20, 1895
Creator: van Cleve, Charles M. & Rhodes, Robert D.
Partner: UNT Libraries Government Documents Department

Lamp Attachment

Description: Patent for a new and improved Lamp Attachment which instantaneously extinguish lamp mechanically, without necessitating the employment a person's breath or the elevation of the lamps chimney.
Date: July 8, 1919
Creator: Rodriguez, Gavino
Partner: UNT Libraries Government Documents Department
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