Individual Details
Living
( - )
Families
| Father | William Milnor Downing (1893 - 1937) |
| Mother | Florence N. Roberts (1894 - ) |
| Sibling | Dorothy Jane Downing (1919 - 1998) |
| Sibling | William Milnor Downing (1922 - 2004) |
| Sibling | Living |
| Sibling | Living |
( - )
| Father | William Milnor Downing (1893 - 1937) |
| Mother | Florence N. Roberts (1894 - ) |
| Sibling | Dorothy Jane Downing (1919 - 1998) |
| Sibling | William Milnor Downing (1922 - 2004) |
| Sibling | Living |
| Sibling | Living |