1875 - 1944 (69 år)
 | James Arthur Osborne 1946-2019 |
| James Arthur Osborne | |
| F: | 16 Dec 1946 |
| Estherville, Emmet County, Iowa, USA | |
| D: | 9 Jan 2019 |
| Spirit Lake, Dickinson County, Iowa, USA | |
 | Duane Dutton Osborne 1910-2009 |
| Duane Dutton Osborne | |
| F: | 18 Aug 1910 |
| Carroll, Carroll County, Iowa, USA | |
| D: | 4 Okt 2009 |
| Spirit Lake, Dickinson County, Iowa, USA | |
 | Alma Oteila Vagle 1911-2011 |
| Alma Oteila Vagle | |
| F: | 8 Dec 1911 |
| Estherville, Emmet County, Iowa, USA | |
| V: | 2 Jun 1937 |
| Estherville, Emmet County, Iowa, USA | |
| D: | 8 Feb 2011 |
| Spirit Lake, Dickinson County, Iowa, USA | |
| Nicholas Wellington Osborne 1875-1944 |
| Nicholas Wellington Osborne | |
| F: | 4 Jun 1875 |
| Carroll County, Iowa, USA | |
| D: | 11 Aug 1944 |
| Estherville, Emmet County, Iowa, USA | |
| Anna Orcutt Dutton 1876-1924 |
| Anna Orcutt Dutton | |
| F: | 30 Nov 1876 |
| Durant, Cedar County, Iowa, USA | |
| D: | 6 Sep 1924 |
| Dickinson County, Iowa, USA | |
