Son United States Census, 1940 https://familysearch.org/ark:/61903/1:1:K7QD-FPR
United States Public Records, 1970-2009 https://familysearch.org/ark:/61903/1:1:KPQZ-VSG
United States Public Records, 1970-2009 https://familysearch.org/ark:/61903/1:1:KPQZ-V43
United States Social Security Death Index https://familysearch.org/ark:/61903/1:1:JTSG-QMR
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