Familie: Friedrich Koslowski / Luise Hilpert (F18814)
verh. 4 Aug 1867 | Friedrich Koslowski (1842- ) |
 | Luise Hilpert (1846- ) 
|
| Friedrich Koslowski (1870- ) |
| Friedrich Wilhelm Koslowski (1872- ) |
| Gottlieb Koslowski (1874-1939)  |
| Carl Jacob Koslowski (1876- ) |
| Adolph Koslowski (1878- ) |
| Auguste Koslowski (1880- ) |
| Julius Koslowski (1883- ) |