FamilySearch (https://familysearch.org/ark:/61903/1:1:JYBZ-FZD : 20 May 2014), Jack Wrigley, Feb 1973; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing). (Deed) - Jack Wrigley, "United States Social Security Death Index" » Quellen » Généalogie Hoffet » Genealogie Online"> FamilySearch (https://familysearch.org/ark:/61903/1:1:JYBZ-FZD : 20 May 2014), Jack Wrigley, Feb 1973; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing). (Deed) - Jack Wrigley, "United States Social Security Death Index" » Quellen » Généalogie Hoffet » Genealogie Online">
"United States Social Security Death Index," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:JYBZ-FZD : 20 May 2014), Jack Wrigley, Feb 1973; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing). - Jack Wrigley, "United States Social Security Death Index"
https://familysearch.org/ark:/61903/1:1:JYBZ-FZD