Family: Johann Konrad Zwick / Elfrieda Burkhart (F119340)
Thomas Zwick (1865-1939) 
|
Anna (1866-1938) |
| Elfrieda Burkhart (1901-1959) |
| Johann Konrad Zwick (1901-1991)
|
Elfriede Zwick (1929-2005)  |
| Karl-Heinz Zwick (1939-2020) |
| Winfried Zwick (1942-2020) |