Family: Ludwig Wendelin Gerau / Brigitta Christmann (F156193)
Jakob Christmann (1883-1946) 
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Anna Becker (1888-1969)
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Robert Jakob Christmann (1915-1987)  |
| Eugen Christmann (1919-1950) |
| Maria Margaretha Christmann (1924-2002) |
| Franz Eduard Christmann (1929-2012) |