Family: Raymond J. Knapp / Joann L. Unknown (F21233)
Oscar John Knapp (1893-1959) 
|
Olive May Arehart (1900-1990)
|
Leroy Urban Knapp (1918-1965)  |
| Edna E. Knapp (1919-2004) |
| William Robb Knapp (1921-1940) |
| Dorothy Emma Knapp (1923-1998) |
| Alice Rose Knapp (1925-2013) |
| Mary Jane Knapp (1926-2013) |
| John Lawrence Knapp (1928-1998) |