| Male Mark Thomas McMahon |
| Birth | 8 Mar 1904 | Doylestown, Columbia, Wisconsin, United States |
| Death | 7 Jul 1995 | Golden Age Nursing Home, Chippewa Falls, Chippewa, Wisconsin, United States |
| Burial | ||
| Marriage | 30 Sep 1929 | Jim Falls, Chippewa, Wisconsin, United States |
| Father | Stephen James McMahon | F3697 Group Sheet | |
| Mother | Cecelia Agnes Callahan | F3697 Group Sheet | |
| Female Alice M. Birch |
| Birth | 29 Aug 1907 | Cadott, Chippewa, Wisconsin, United States |
| Death | 8 Oct 1991 | |
| Burial | ||
| Father | George Birch | F3699 Group Sheet | |
| Mother | Martha Wagner | F3699 Group Sheet | |