"United States Census, 1880," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MCRD-GBX : accessed 28 Sep 2012), Mattie Shinault in household of Henry Shinault, Speedwell, Wythe, Virginia, United States; citing sheet 419D, family 3, NARA microfilm publication T9-1394.