(1) Maryland State Archives SPECIAL COLLECTIONS (St. Mary's County Men's Career File) MSA SC 5094, accessed 12 September 2009.
(2) Lois Green Carr, Russell R. Menard and Lorena S. Walsh, Robert Cole's World: Agriculture and Society in Early Maryland (Chapel Hill, North Carolina: Published for the Institute of Early American History & Culture, 1991), 133, 184, 194-195, 197-198, 211, 214, 251, 333 n. 122.