Family: Lowell Schweickart / Judy Unknown (F94128)
James Frederick Schweickart (1911-1976) 
|
Helen Wyant (1916- ) |
James Frederick Schweickart (1934-2010)  |
| James Frederick Schweickart (1911-1976)
|
| Helen Wyant (1916- ) |
| James Frederick Schweickart (1934-2010) |