Family: August Opp / Emma Christina Ladner (F46175)
m. 28 Feb 1929Jacob D. Opp (1870-1961) 
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Catherina Neuharth (1874-1966)
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Katharina Opp (1893-1990)  |
| Elizabeth Opp (1895-1950) |
| Jacob D. Opp (1896-1973) |
| Christina Opp (1901- ) |
| Rosa Opp (1903-1985) |
| Ida Opp (1905- ) |
| Martha Opp (1910-2002) |
| Erna Opp (1912-2003) |
| Eugene Opp (1915-1991) |
| Johannes H. Ladner (1884-1959)
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| Maria Grueneich (1889-1978)
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| Julius Ladner (1910-1991) |
| Bernhold Ladner (1915-1985) |
| Reinhold Ladner (1918-2010) |
| Emma Christina Ladner (1909-1987)
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| August Opp (1907- )
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| Clarence Opp (1930-1991) |
