"Illinois, Cook County Deaths, 1878-1994," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q2MX-DLSB : 18 March 2018), Mary Kriss Richardson, 20 Apr 1966; citing Chicago, Cook, Illinois, United States, source reference , record number , Cook County Courthouse, Chicago; FHL microfilm .
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R > Richardson > Mary Kriss Richardson