Familie: Vennekohl, Robert Helmuth / Rottmann, Minnie (F250)
verh. 1 Okt 1891Rottmann, Carl Heinrich (1828-1908) |
Gentemann, Hanna Wilhelmina (1828-1917) |
| Rottmann, Anna Maria (1870- ) |
 | Vennekohl, Robert Helmuth (1862-1924) |
 | Rottmann, Minnie (1869-1955) 
|
 | Vennekohl, Selma Minnie (1893-1971)  |
 | Vennekohl, Ester M. (1895-1980) |
| Vennekohl, Robert Helmuth (1899-1969) |
 | Vennekohl, Carl Herman (1902-1957) |