1904 - 1948 (43 år)
 | Allan Brekke "Bert*" Ylvisaker 1930-2000 |
| Allan Brekke "Bert*" Ylvisaker | |
| F: | 2 Aug 1930 |
| Pope County, Minnesota, USA | |
| D: | 7 Okt 2000 |
| Kelso, Cowlitz County, Washington, USA | |
 | James* Harold Ylvisaker 1932-2005 |
| James* Harold Ylvisaker | |
| F: | 23 Nov 1932 |
| D: | 24 Aug 2005 |
| Portland, Multnomah County, Oregon, USA | |
 | Ruth Naomi Ylvisaker 1933-1933 |
| Ruth Naomi Ylvisaker | |
| F: | 29 Okt 1933 |
| Minnesota, USA | |
| D: | 5 Nov 1933 |
| Faribault, Rice County, Minnesota, USA | |
|
| Harald* Joachim Ylvisaker 1904-1948 |
| Harald* Joachim Ylvisaker | |
| F: | 30 Dec 1904 |
| Zumbrota, Goodhue County, Minnesota, USA | |
| D: | 19 Nov 1948 |
| Roseburg, Douglas County, Oregon, USA | |
