| Name | Otto Mankonen |
|---|---|
| Sex | male |
| Birth Date | August 31, 1891 |
| Death Date | May 27, 1973 |
| Age at Death | 81 years, 8 months, 26 days old |
| Birth Place | Finland |
| Death Place | Contra Costa County, California |
| Social Security Number | 546-09-2695 |
| Name | Otto Mankonen |
|---|---|
| Sex | male |
| Birth Date | August 31, 1891 |
| Death Date | May 27, 1973 |
| Age at Death | 81 years, 8 months, 26 days old |
| Birth Place | Finland |
| Death Place | Contra Costa County, California |
| Social Security Number | 546-09-2695 |