| Name | John Boyko |
|---|---|
| Sex | male |
| Birth Date | July 4, 1896 |
| Death Date | February 2, 1973 |
| Age at Death | 76 years, 6 months, 29 days old |
| Birth Place | Poland |
| Death Place | Contra Costa County, California |
| Social Security Number | 474-10-7888 |
| Name | John Boyko |
|---|---|
| Sex | male |
| Birth Date | July 4, 1896 |
| Death Date | February 2, 1973 |
| Age at Death | 76 years, 6 months, 29 days old |
| Birth Place | Poland |
| Death Place | Contra Costa County, California |
| Social Security Number | 474-10-7888 |