Clark, David F. (John L, John C, John L, Leonard), SSDI, 2001, San Bernardino Co CA
Short Title
Social Security Administration, \"U.S., Social Security Death Index,\" database, Ancestry.com (http://www.ancestry.com : accessed 15 November 2017), entry for David F. Clark, 4 February 2001, SSN 555-07-7810.