found: NUCMC data from New Hampshire Historical Society for Peabody, N. Papers, 1767-1815(John Mathews; 1744-1802; correspondent of Nathaniel Peabody, member of U.S. Cont. Cong.)
found: Amer. nat. biog. online, Mar. 8, 2002(Mathews, John (1744-26 Oct. 1802))
found: Biog. dir. of the Amer. Congress online, Mar. 8, 2002(Mathews, John, 1744-1802)
found: Encyc. Amer. 1999:v. 25, p. 306 (John Mathewes, gov. S.C., 1782-83)
found: South Carolina. Governor (1782-1783 : Matthews). State of South Carolina. By His Excellency John Matthews, Esq; governor and commander in chief in the said state: a proclamation, 1782.