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Contains c.55 items, of Dr. Alfred Leyburn and the Leyburn family of Lexington, Va., including 22 letters between Leyburn and his wife, Ann Eliza, 1835-36; patents of Edward J. Leyburn.

Patent for the invention of improvements of his former patent (1817 October 18) propelling ships and vessels on seas, rivers and canals. Per wikipedia, "Oldham also paid attention to marine propulsion, and in 1817 he obtained a patent (No. 4169) for propelling ships by means of paddles worked by a steam-engine."

Patent by George the Fourth for Peter Hawker's piano forte and other keyed instruments invention. Circular wax seal and paper seal attached.

Plat of "Marmion", King George County,Virginia, property of Dangerfield Lewis. Drawn by Gilbert Harrow, surveyor, September 1797. Other parcels noted are: Fowkes's Land, Chatterton, Bomberry's and Eagle's Nest. Much of this area is part of the original patent of Ashtons.

Two legal documents from members of the Stanford family of Abbotts Salford, located in the county of Warwickshire, England. Includes an indenture, 1639, made between John Stanford and William Courteen for a piece of land called Honyham. The indenture was for a period of 7 years. The collection also contains a legal patent for William Stanford dated 1720. Documents are fragile.

This collection contains materials related to the work and patents of the electrical engineer William E. Hughes (1926-2020). The items include correspondence, scientific notes and works, schematics, publications, patent details, spiral notebooks, and photographs related to the work and patents of Hughes. The papers also include information on the Commonwealth Scientific Corporation, where Hughes worked, which was an industry leader in ion beam technologies and equipment, along with texts on ion beams, thin film processes, and engineering.