"Illinois, Cook County Marriages, 1871-1920," index, FamilySearch (https://familysearch.org/pal:/MM9.1.1/N78P-TYX : accessed 28 Sep 2014), Ebbel Dykstra and Vyvirke C Van Drunen, 09 Nov 1892; citing Chicago, Cook, Illinois, , Cook County Courthouse, Chicago; FHL microfilm 1030219.