1888 - 1958 (70 år)
| Peter Orville Peterson | |
| F: | 30 Aug 1909 |
| Fort Dodge, Webster County, Iowa, USA | |
| D: | 30 Jul 1971 |
| Ellsworth, Hamilton County, Iowa, USA | |
| Cathrine Avonelle* Varland | |
| F: | 25 Mar 1917 |
| Radcliffe, Hardin County, Iowa, USA | |
| D: | 2 Jan 2004 |
| Ames, Story County, Iowa, USA | |
| Clarence Lorenzo Peterson | |
| F: | 3 Jan 1888 |
| Radcliffe, Hardin County, Iowa, USA | |
| D: | 8 Apr 1958 |
| Radcliffe, Hardin County, Iowa, USA | |
| Julia Lyders | |
| F: | 10 Sep 1887 |
| Ellsworth, Hamilton County, Iowa, USA | |
| D: | 15 Jan 1960 |
| Iowa, USA | |
