| Name | Howard Gordon Leffingwell |
|---|---|
| Sex | male |
| Birth Date | October 10, 1869 |
| Death Date | April 27, 1952 |
| Age at Death | 82 years, 6 months, 17 days old |
| Birth Place | Illinois |
| Death Place | Los Angeles County, California |
| Father's Last Name | Leffingwell |
| Mother's Maiden Name | Urquhart |
| Social Security Number | 566-26-5332 |