| Sources |
- [S72031] 1950 census, California, San Francisco county, Home in 1950: San Francisco, San Francisco, California; Roll: 2133; Sheet Number: 79; Enumeration District: 38-838 (Reliability: 3).
- [S53628] Birth index, California, (Ancestry.com. California Birth Index, 1905-1995), Name: Russell Mark Thornton Birth Date: 29 Sep 1948 Gender: Male Mother's Maiden Name: Levine Birth County: Alameda (Reliability: 3).
- [S53634] Death index, California, (Ancestry.com. California, Death Index), Name: Russell M Thornton Social Security #: 553787915 Gender: Male Birth Date: 29 Sep 1948 Birth Place: California Death Date: 17 Feb 1974 Death Place: Sonoma (Reliability: 3).
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