| Sources |
- [S53634] Death index, California, (Ancestry.com. California, Death Index), Name: Katherine Bianco [Katherine Brook] Social Security #: 568102782 Gender: Female Birth Date: 31 Jan 1912 Birth Place: Maryland Death Date: 1 Apr 1987 Death Place: Los Angeles Mother's Maiden Name: Dooley Father's Surname: Brook (Reliability: 3).
- [S53635] Marriage index, California, (Ancestry.com. California, Marriage Index), Name: Katherin Brock Gender: Female Estimated Birth Year: abt 1912 Age: 40 Marriage Date: 16 Aug 1952 Marriage Place: Los Angeles, California, USA Spouse: Gabriel W Bianco Spouse Age: 43 (Reliability: 3).
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