1889 - 1974 (84 år)
 | Trygve James Duhring 1918-2004 |
| Trygve James Duhring | |
| F: | 1918 |
| D: | 2004 |
 | Ronald Peter Duhring 1920-2009 |
| Ronald Peter Duhring | |
| F: | 4 Dec 1920 |
| Melbourne, Victoria, Australien | |
| D: | 27 Jul 2009 |
| Melbourne, Victoria, Australien | |
| Kenneth Lawrence Duhring 1929-1983 |
| Kenneth Lawrence Duhring | |
| F: | 26 Apr 1929 |
| Adelaide, South Australia, Australien | |
| D: | 12 Jul 1983 |
| Victoria, Australien | |
| Catherine Forby 1889-1974 |
| Catherine Forby | |
| F: | 20 Maj 1889 |
| Mallala, South Australia, Australien | |
| D: | 18 Mar 1974 |
| Mallala, South Australia, Australien | |
| Trygve Duhring 1898-1986 |
| Trygve Duhring | |
| F: | 25 Sep 1898 |
| Haugesund, Strandgata, Rogaland | |
| D: | 31 Jan 1986 |
| Mallala, South Australia, Australien | |
