From old letters, post cards and handwritten notes on pictures rear side I reconstructed this Family tree.
Since 15.08.2007 I have contact with a living descendant of this family (Rossack) tree here in Germany.
| Germany | Germany | Germany | Germany | Germany | ||||
| 1860 | 1890 | 1920 | 1950 | 1980 | ||||
| Berlin | USA | USA | USA | |||||
| Johann Peter Roggenbuck | __ | Georg | __ | Werner G. | __ | Cheryl | __ | Children |
| Pauline Janke | Anna | |||||||
| | | ||||||||
| | | Paul *1888 | |||||||
| | | Klara Anders | |||||||
| | | ||||||||
| | | ?? Winkler | |||||||
| | | | | Juergen | __ | Kind | ||||
| Johann Winkler | __| | Maria Martha Hedwig | __ | Heinz 1920-1991 | __| | Ute Thiede | ||
| Johanna Klemt | 1894-1979 | | | oo 1949 | | | ||||
| oo 1919 | | | Magdalena Schymura | | | Bernd | __ | Kinder | ||
| Paul Rossack | __ | Fritz Rossack 1889-1956 | | | Ilona Bartoll | ||||
| Schlesien | | | Georg 1920-1933 |

Georg Roggenbuck und Familie 1921 in Berlin.

Paul Rossack und seine Enkel Heinz und Georg vor dem Bäckerladen in Naumburg a.d. Bober um 1925

Standing left to right: Fritz Rossack?, ?, Hannchen (Johanna),sitting left to right: Heinz,??, Georg, Paul Rossack

Heinz and Georg Rossack, around 1926,
Corrected and enhanced family tree date.