 | Frederick Bradford Knapp (1857-1932) 
|
 | Fanny Maria Hall (1854-1934)
|
| Frederick Hall Knapp (1888-1909) |
| Lucia Bradford Knapp (1889-1952)  |
| Elizabeth Parkman Knapp (1894-1966) |
| Frances Hall Knapp (1895- )
|
| Carl Gustav Werner (1888-1977) |
| Frederick Gustav Werner (1932- ) |
