1924 - 1988 (64 år)
| Flora Lea Tower 1924-1988 |
| Flora Lea Tower | |
| F: | 16 Maj 1924 |
| Beaver Creek, Rock County, Minnesota, USA | |
| D: | 14 Okt 1988 |
| Chula Vista, San Diego County, California, USA | |
 | Pershing Alexander Sylliaasen 1919-1995 |
| Pershing Alexander Sylliaasen | |
| F: | 15 Apr 1919 |
| Mission Hill, Yankton County, South Dakota, USA | |
| V: | 30 Jun 1946 |
| Mission Hill, Yankton County, South Dakota, USA | |
| D: | 24 Mar 1995 |
| Yankton, Yankton County, South Dakota, USA | |
