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Improvement in Cotton-Presses.

Description: Patent for the improvement of the cotton press using screws and nuts in conjunction of a shifting pinion for changing the motion for the revolving wheels and shafts, including illustration.
Date: January 27, 1857
Creator: Parry, M. L.
Item Type: Patent

Preparation of Portable Soup-Bread.

Description: Patent for "extracting the nutritious part of flesh or animal meat of every description and combining this concentrated extract with flour or vegetable meal, and baking the two substances in an oven, thereby forming a portable desiccated soup-bread....." (lines 8-14), instruction only, no illustration.
Date: February 5, 1850
Creator: Borden, Gail, Jr.
Item Type: Patent

Improvement in Cotton-Gins.

Description: Patent for the improvement of the cotton-gin by the arrangement of two cylindrical brushes and rollers to reduce damaging the staple of the cotton, illustrations included.
Date: April 19, 1859
Creator: Gottheil, Edward
Item Type: Patent