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  Partner: UNT Libraries Government Documents Department
 Decade: 1850-1859
 Year: 1851
Dressing Millstones.

Dressing Millstones.

Date: March 4, 1851
Creator: Gaines, Edmund P.
Description: Patent for "a new and improved mode of dressing millstones for the purpose of grinding every kind of grain into meal flour &c., &c." (lines 4-7) including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Propeller of Machinery to be used in Currents.

Propeller of Machinery to be used in Currents.

Date: November 18, 1851
Creator: Hardie, James
Description: Patent for a propelled water wheel that is attached to the back of a vessel that uses a current of water and stream power, including illustrations.
Contributing Partner: UNT Libraries Government Documents Department