Family: William White Porter / Gracis Isola Clark (F6460)
 | William John Clark (1881-1950) 
|
 | Ethel Floy Sprague (1887-1971)
|
Lester William Clark (1906-1974)  |
| Elmar Raymond Clark (1910-1999) |
| Dr. Anna Bernice Clark (1913-2005) |
| Gracis Isola Clark (1908-1989)
|
