Family: Horace Blakeley Underhill / Katherine M. Trank (F204)
 | Horace Blakeley Underhill (1876-1960) |
 | Katherine M. Trank (1876-1952) |
| Arthur Ralph Underhill (1902-1982)  |
| Maybelle Underhill (1906-1996) |
| Helen Gertrude Underhill (1909-1991) |
| Florence G. Underhill (1916-2002) |