| Name | Leon Koscianowsk |
|---|---|
| Sex | male |
| Birth Date | March 23, 1887 |
| Death Date | March 18, 1963 |
| Age at Death | 75 years, 11 months, 23 days old |
| Birth Place | Poland |
| Death Place | Los Angeles County, California |
| Mother's Maiden Name | Lewandow |
| Social Security Number | 000-00-000 |