Familie: Hermann* Karl Preuss / Heinriette Catharina Isakowski (F35401)
 | Johann Preuss (1842-1922) |
 | Henriette Stolzenberger (1847-1909) |
| August Otto Preuss (1882- ) |
| Friedrich* Johann Isakowski (1885- )  |
| Heinriette Catharina Isakowski (1879-1936) 
|
| Hermann* Karl Preuss (1879-1945)
|
| Gerda Elise Kaethe Preuss (1907- ) |
| Liesbet Paula Johanna Preuss (1909-1945) |
| Siegfried Preuss (1914-2003) |
