Gerril Van Wyk, Jan 1826 (head, married, Netherland)
Martje Van Wyk, Apr 1825 (wife, married, Netherland)
Years married: 51 (1849)
Mary Van Wyk, Apr 1885 (granddaughter, single, Michigan)
"United States Census, 1900," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MS9P-GCV : accessed 17 January 2015), Mary Van Wyk in household of Gerril Van Wyk, Blendon township, Ottawa, Michigan, United States; citing sheet 4A, family 52, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,240,738.