Individual Details
Living
( - )
Families
| Father | Dr. James Beaver MENNELL ( - ) |
| Mother | Elisabeth Walton ALLEN (1882 - 1967) |
| Sibling | Living |
| Sibling | Living |
( - )
| Father | Dr. James Beaver MENNELL ( - ) |
| Mother | Elisabeth Walton ALLEN (1882 - 1967) |
| Sibling | Living |
| Sibling | Living |