Family: Louis P. Billmann / Agnes Sophie Ardts (F18824)
m. 15 May 1923Joseph Billmann (1864-1954) 
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Maria Anna Schwarzmüller (1861-1936)
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Joseph Billmann (1886-1919)  |
| Christian Friedrich Billmann (1888-1974) |
| Georg Joseph Billmann (1890-1950) |
| Barbara Billmann (1891-1969) |
| John Billmann (1896-1984) |
| Henry Billmann (1898-1899) |
| Henry Anton Billmann (1904-1971) |
| Louis P. Billmann (1901-1984)
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| Agnes Sophie Ardts (1895-1984) |
| Gordon R. Billmann (1924-2016) |
| Virginia Billmann (1928-2011) |
| Robert R. Billmann (1934-2014) |