1903 - 1989 (85 years)(Notes: You may have to scroll down or right to see chart.)
| Unknown |
| Henry George Waltmann 1933-1978 |
| Henry George Waltmann | |
| B: | 1 May 1933 |
| D: | 9 Nov 1978 |
| Ernest William Simon 1932-1966 |
| Ernest William Simon | |
| B: | 20 Sep 1932 |
| D: | 13 Nov 1966 |
|
| Leo Hermann Wilhelm Waltmann 1903-1989 |
| Leo Hermann Wilhelm Waltmann | |
| B: | 2 Nov 1903 |
| D: | 23 Aug 1989 |
Alma Louise Anna Engel 1910-1997 |
| Alma Louise Anna Engel | |
| B: | 2 Sep 1910 |
| D: | 26 Feb 1997 |
