1913 - 1983 (70 år)
 | Leonard Harlan Sundermeyer 1932-2000 |
| Leonard Harlan Sundermeyer | |
| F: | 26 Dec 1932 |
| Ellsworth, Hamilton County, Iowa, USA | |
| D: | 7 Apr 2000 |
| Loyal, Clark County, Wisconsin, USA | |
 | Lillian Hannah Sundermeyer 1935-2001 |
| Lillian Hannah Sundermeyer | |
| F: | 21 Dec 1935 |
| Ellsworth, Hamilton County, Iowa, USA | |
| D: | 15 Sep 2001 |
| Dorchester, Clark County, Wisconsin, USA | |
| Leonard Ferdinand Sundermeyer 1913-1983 |
| Leonard Ferdinand Sundermeyer | |
| F: | 15 Mar 1913 |
| Freedom Township, Palo Alto County, Iowa | |
| D: | 30 Okt 1983 |
| Abbotsford, Clark County, Wisconsin, USA | |
| Helen Sandve 1914-1985 |
| Helen Sandve | |
| F: | 29 Maj 1914 |
| Fairfax, Linn County, Iowa, USA | |
| V: | 1 Okt 1931 |
| Randall, Hamilton County, Iowa, USA | |
| D: | 13 Feb 1985 |
| Abbotsford, Clark County, Wisconsin, USA | |
