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[Patent for John Templeman's improvement in the chain bridge]

Signed by Jefferson as President. Countersigned by James Madison as Secretary of State and Caesar Augustus Rodney as Attorney General. Templeman's written description of his improvement is signed by Thomas Corcoran and John Oto as witnesses. The...

GLC07328

[Patent for Schuyler Fisher's improvement in the Hatter's Plank Kettle]

Signed by Madison as President. Countersigned by James Monroe as Secretary of State and Richard Rush as Attorney General. Fisher's written description of his invention is signed by Samuel Fisher and Aston Peren as witnesses.

GLC07330

Patent for Simeon Heath for improvements in the process of tanning

Countersigned by John Forsyth and B. F. Butler.

GLC07426

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

to Solomon Lincoln Esq.

Pontificating on the history and intentions of the Pilgrims and the Founding Fathers, and on the important principles to be learned from America's collective history. Also giving his views on freedom of religion and freedom of speech and the limits...

GLC07868

Report of the Commissioner of Patents for the year 1849

Published by the Office of Printers to the Senate. Includes an introduction by Thomas Ewbank, Commissioner of Patents. Contains sections on financial and statistical aspects of the patent office, inventions and claims, examiners' and machinists'...

GLC08567