1893 - 1970 (76 år)
 | Katherine Alice Costlow 1920-1992 |
| Katherine Alice Costlow | |
| F: | 8 Feb 1920 |
| Lusk, Niobrara County, Wyoming, USA | |
| D: | 8 Jun 1992 |
 | Thomas Judson Costlow 1921-2002 |
| Thomas Judson Costlow | |
| F: | 5 Aug 1921 |
| Lusk, Niobrara County, Wyoming, USA | |
| D: | 9 Jan 2002 |
| Colorado Springs, El Paso County, Colorado, USA | |
| Mary Gertrude Taggart 1923-1999 |
| Mary Gertrude Taggart | |
| F: | 26 Mar 1923 |
| Philadelphia, Philadelphia County, Pennsylvania, USA | |
| D: | 27 Sep 1999 |
| Colorado Springs, El Paso County, Colorado, USA | |
 | Anna Patricia Costlow 1923-1923 |
| Anna Patricia Costlow | |
| F: | 6 Dec 1923 |
| Lusk, Niobrara County, Wyoming, USA | |
| D: | 9 Dec 1923 |
| Lusk, Niobrara County, Wyoming, USA | |
|
| Anna Thompson 1893-1970 |
| Anna Thompson | |
| F: | 4 Apr 1893 |
| Lusk, Niobrara County, Wyoming, USA | |
| D: | 28 Mar 1970 |
| Colorado Springs, El Paso County, Colorado, USA | |
 | Jesse Patrick Costlow 1888-1967 |
| Jesse Patrick Costlow | |
| F: | 7 Jul 1888 |
| Kokomo, Howard County, Indiana, USA | |
| V: | 17 Jun 1918 |
| Lusk, Niobrara County, Wyoming, USA | |
| D: | 5 Maj 1967 |
| Colorado Springs, El Paso County, Colorado, USA | |
