"Illinois, Cook County Marriages, 1871-1920," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:N745-SHM : accessed 23 July 2015), Nick Devries and Alice Auwema, 21 Jul 1905; citing Chicago, Cook, Illinois, 413903, Cook County Courthouse, Chicago; FHL microfilm 1,030,388.