"United States Census, 1850," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M882-BFQ : accessed 28 Nov 2013), David Vandergrift, Albemarle county, part of, Albemarle, Virginia, United States; citing dwelling 1030, family 1030, NARA microfilm publication M432, roll 932.