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Horse-Power And Pumping-Jack.

Description: Patent for a new and useful improvement in a horse power and jumping jack, including instructions and illustrations.
Date: May 23, 1899
Creator: Darlington, Benjamin F. & Clary, Edwin P.
Partner: UNT Libraries Government Documents Department

Pneumatic Cotton-Picker.

Description: Patent for an improved pneumatic cotton-picker that is meant "to produce a simple machine having a cotton receiving box or vacuum box and arranged to use both a blast and suction pipe, these pipes being oppositely arranged and the suction pipe being made to deliver into the cotton box" (lines 10-17). The cotton is sucked from the plants and delivers it into a cotton box. A guide lines the machine up with the row of cotton.
Date: May 23, 1893
Creator: Mauermann, Gustav A.
Partner: UNT Libraries Government Documents Department
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