"United States Census, 1880," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MW34-RGX : accessed 6 January 2015), Geesje Bakker in household of Albert Bakker, Holland, Ottawa, Michigan, United States, 244; citing sheet 465D, film number 0601, NARA microfilm publication T9, National Archives and Records Administration, Washington D.C.; FHL microfilm 1,254,601.