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Patent to Oliver Teal for excavating earth underwater (c/s Van Buren)

"New and useful...machine for excavating earth under water, called Teal's invented metallic scraper." Countersigned by Martin Van Buren as Attorney General. With green ribbon and seal.

GLC07506

Patent granted for improvements in horsepower

Much of the text has faded and was overwritten with blue ink. Tied with pink ribbon.

GLC07569

Patent issued to Ephraim Gilbert for the construction of gun locks

Countersigned by Martin Van Buren. On parchment, with red ribbon.

GLC07585

to Tristam Dalton

Thanks him for the copy of Agriculture Magazine he sent. Regarding cattle feed, he states that instead of the widely used crops of carrots, potatoes, and beets, he recommends Jerusalem artichoke and succory (chicory). He describes the merits of...

GLC07670.01

Patent issued to Gould Thorp for inventing an improvement to the cooking stove

GLC07718