Family: Jacob Knapp / Christina Opp (F46181)
m. 5 May 1921Johannes Knapp (1860- ) |
Philippina Körner (1862- ) 
|
Karolina Knapp (1885-1971)  |
| Paulina Knapp (1887-1981) |
| Phillippina Knapp (1892-1929) |
| Frederick Knapp (1893-1969) |
| Katherine Knapp (1900-1991) |
| Jacob D. Opp (1870-1961)
|
| Catherina Neuharth (1874-1966)
|
| Katharina Opp (1893-1990) |
| Elizabeth Opp (1895-1950) |
| Jacob D. Opp (1896-1973) |
| Rosa Opp (1903-1985) |
| Ida Opp (1905- ) |
| August Opp (1907- ) |
| Martha Opp (1910-2002) |
| Erna Opp (1912-2003) |
| Eugene Opp (1915-1991) |
| Christina Opp (1901- )
|
| Jacob Knapp (1897- )
|
| Orville Knapp (1924-1986) |
| Myra Marietta Knapp (1930-1990) |