Appletons' Cyclopædia of American Biography (1889)
“ Benning's nephew, Sir John, bart., governor of New Hampshire and afterward of Nova Scotia, b. in Portsmouth, N. H., 9 Aug., 1737; d. in Halifax, Nova Scotia, 8 April, 1820, was the son of Mark Hunking Wentworth, a councillor of New Hampshire, with whom he was associated as a merchant after his graduation at Harvard in 1755. He went to England in 1765 as agent of the province, and through the influence of Charles Watson Wentworth, Marquis of Rockingham, obtained the appointment of governor of New Hampshire, succeeding his uncle, and serving from 1767 till 1775. ”
