"United States Census, 1880," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MNHV-V15 : accessed 28 December 2014), Thomas Vandersee in household of Gosse Vierstra, Sheboygan Falls, Sheboygan, Wisconsin, United States, 218; citing sheet 308A, film number 1448, NARA microfilm publication T9, National Archives and Records Administration, Washington D.C.; FHL microfilm 1,255,448.