"Michigan Marriages, 1868-1925," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:NQSF-XJX : 10 March 2018), Hendrik Brinkman and Gezina Hen...Ld, 06 Dec 1877; citing Graafschap, Allegan, Michigan, v 2 p 20 rn 314, Department of Vital Records, Lansing; FHL microfilm 2,342,461.