| Name | Frank Costello | |
| Birth | Abt 1880 | California |
| Gender | Male | |
| Death | Yes, date unknown | |
| Person ID | I1410 | CCBasic |
| Last Modified | 6 Jan 2020 | |
| Family | Grace M. Blacklock, b. Abt 1882, California d. Yes, date unknown | |||||||||
| Children |
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| Family ID | F508 | Group Sheet | Family Chart | ||||||||
| Last Modified | 8 Jun 2018 | |||||||||