1. U.S. Census, New Castle County, Delaware: Population Schedules of 1850, 1860, 1870, and 1880; Schedules of Manufactures of 1850, 1860, 1870, and 1880. 2. W. H. Boyd and A. Boyd, Boyds’ Delaware State Directory, 1859–1860 (New York: William H. and Andrew Boyd, 1860). 3. C. T. Espenshade, “Potters on the Holston: Historic Pottery Production in Washington County, Virginia,” report on file, Virginia Department of Historic Resources, Richmond, Va., 2002. 4. Arthur Edwin James, The Potters and Potteries of Chester County, Pennsylvania (Exton, Pa.: SchiVer Publishing, 1978). 5. From Teacups to Toilets: A Century of Industrial Pottery in Trenton, circa 1850 to 1940 (Trenton, N.J.: Potteries of Trenton Society, 2001).