Familie: Wassmann, Heinrich Fritz Gustav / Knoke, Martha Anna (F1859)
verh. 24 Nov 1928Wassmann, Heinrich Georg Friedrich (1860-1938) 
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Stichnothe, Johanne Caroline Louise (1871-1924)
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Wassmann, Fritz Louis Heinrich (1893-1959)  |
 | Wassmann, Robert Albert Herbert (1899-1925) |
 | Wassmann, Hermann Heinrich Albert (1906- ) |
| Knoke, Martha Anna (1907-1987) |
 | Wassmann, Heinrich Fritz Gustav (1896-1974)
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