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Tuning Instrument.

Description: Patent for a tuning instrument that has interchangeable reeds and can find the fourth, fifth, and single tone of an octave.
Date: March 21, 1911
Creator: Norcross, Levi Watson
Partner: UNT Libraries Government Documents Department

Tankage and Manure Press.

Description: Patent for a tankage and manure press that collects grease from waste meat materials.
Date: March 21, 1911
Creator: Singleton, Joseph J. C.
Partner: UNT Libraries Government Documents Department

Attachment for Wringers and Washing-Machines

Description: Patent for an attachment for wringers and washing machines that allows the washing machine to be moved directly from the washing tub to the rinsing tub.
Date: March 21, 1911
Creator: Flood, William E.
Partner: UNT Libraries Government Documents Department
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