| Name | Roberts Bigelow Mainwaring |
|---|---|
| Sex | male |
| Birth Date | June 6, 1901 |
| Death Date | July 20, 1988 |
| Age at Death | 87 years, 1 month, 14 days old |
| Birth Place | California |
| Death Place | Sonoma County, California |
| Mother's Maiden Name | Bigelow |
| Social Security Number | 559-07-6014 |