"United States Census, 1910," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MLR5-T6X : accessed 14 March 2015), William Deboer in household of Hiram Deboer, Zeeland, Ottawa, Michigan, United States; citing enumeration district (ED) 179, sheet 22A, family 372, NARA microfilm publication T624 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,374,683.