Nathaniel Beverley Tucker was the half-brother of statesman John Randolph of Roanoke (1773-1833). Nathaniel was the son of Randolph's mother Frances Bland [1752-1788] and her second husband St. George Tucker. [Compiled from sources and references recorded on CMS]
Bibliography
1904
The Twentieth Century Dictionary of Notable Americans. Boston, 1904: 10: unpaginated
1933
Dictionary of American Biography. 22 vols. New York, 1943:15: 363-367
1995
Miles, Ellen G. American Paintings of the Eighteenth Century. The Collections of the National Gallery of Art Systematic Catalogue. Washington, D.C., 1995: 249-253 (on Stuart's portrait of John Randolph)