Individual Details
William Mason Seibert
(1894 - )
Events
| Birth | 1894 | , Washington, MD |
Families
| Father | William W. Seibert (1858 - 1934) |
| Mother | Elizabeth Cushwa Troup (1858 - 1929) |
| Sibling | Bernard Seibert ( - ) |
| Sibling | Samuel Seibert ( - ) |
| Sibling | Allen Benton Seibert ( - ) |
| Sibling | Lewis Troupe Seibert ( - ) |
| Sibling | Louise Seibert ( - ) |