1880 - 1952 (71 år)
 | Viola Elizabeth Koppar 1908-1997 |
| Viola Elizabeth Koppar | |
| F: | 18 Jun 1908 |
| Pretty Prairie, Reno County, Kansas, USA | |
| D: | 24 Sep 1997 |
| Ness City, Ness County, Kansas, USA | |
 | Orville Johan Marcus 1908-1972 |
| Orville Johan Marcus | |
| F: | 11 Aug 1908 |
| Belmond, Wright County, Iowa, USA | |
| V: | 10 Sep 1939 |
| Clarion, Wright County, Iowa, USA | |
| D: | 14 Dec 1972 |
| St. John, Stafford County, Kansas, USA | |
| Peter Bernard Kopper 1880-1952 |
| Peter Bernard Kopper | |
| F: | 2 Okt 1880 |
| McPherson County, Kansas, USA | |
| D: | 30 Jun 1952 |
| Pretty Prairie, Reno County, Kansas, USA | |
| Elizabeth Krehbiel 1879-1963 |
| Elizabeth Krehbiel | |
| F: | 15 Nov 1879 |
| Freeman, Hutchinson County, South Dakota, USA | |
| D: | 25 Apr 1963 |
| Pretty Prairie, Reno County, Kansas, USA | |
