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Tobacco Substitute.

Description: Patent for a tobacco substitute "compounded of gentian, licorice, prickly-ash bark, and sassafras (lines 37-38).
Date: November 11, 1890
Creator: Rose, William Percy
Partner: UNT Libraries Government Documents Department

Pneumatic Cotton-Seed Separator and Cleaner.

Description: Patent for a pneumatic cotton seed separator and cleaner for removing dirt and foreign objects from the cotton seeds.
Date: October 11, 1910
Creator: McDonald, Thomas
Partner: UNT Libraries Government Documents Department
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