Name: John De WittBirth Date: 1834Age: 32Spouse's Name: Johanna KoormanSpouse's Birth Date: 1835Spouse's Age: 31Event Date: 10 Jan 1866Event Place: Jamestown, Ottawa, Michigan"Michigan, Marriages, 1822-1995," index, FamilySearch (https://familysearch.org/pal:/MM9.1.1/FCFQ-VZB : accessed 03 Dec 2013), John De Witt and Johanna Koorman, 10 Jan 1866.