R.(Robert) Frazer papers, 1814 1814

Philadelphia. General Committee of Defense

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Roberdeau, Isaac, 1763-1829

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Civil and military engineer; born in Philadelphia, Pa., and educated in England; assistant to Pierre L'Enfant in the early phase of the construction of the city of Washington, D.C.; in charge of several canal and construction projects in Pennsylvania and New Jersey; army officer in the War of 1812; chief, U.S. Bureau of Topographical Engineers (1818-1829); son of Daniel Roberdeau (1727-1795) and Mary Bostwick Roberdeau (d. 1777). From the description of Mathematics and treatise on ca...

Williams, Jonathan, Dr.

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Jonathan Williams was a merchant and army officer, and was elected to the American Philosophical Society in 1787. From the guide to the Jonathan Williams selected papers, 1771-1813, 1771-1813, (American Philosophical Society) ...

Clarke, Thomas, 1787-1860.

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Frazer, R. (Robert)

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Robert F. Frazer (1771-1821) was a lawyer, district attorney for Delaware County and a member of the Pennsylvania House of Representatives in 1795. Frazer was born on August 30, 1771 in Middletown, Pennsylvania to Persifor Frazer, an iron manufacturer and merchant, and his wife Mary Smith. Frazer entered the University of Pennsylvania in 1786. He graduated A.B. in 1789 and received a semi-honorary A.M. in 1792. After completing his bachelor’s degree, Frazer began to stud...