1879 - 1957 (77 år)
| Alfred Oliver Olsen 1879-1957 |
| Alfred Oliver Olsen | |
| F: | 12 Mar 1879 |
| Norge | |
| D: | 28 Feb 1957 |
| Iowa, USA | |
 | Ella Marie Colby 1884-1944 |
| Ella Marie Colby | |
| F: | 24 Feb 1884 |
| Aurelia, Cherokee, Iowa, USA | |
| D: | Nov 1944 |
| Elkader, Clayton County, Iowa, USA | |
