| 3. Adeline McMahon |
 |
| B: |
7 Dec 1895 |
| P: |
Doylestown, Columbia, Wisconsin, United States |
| D: |
15 Apr 1933 |
| P: |
Columbus, Columbia, Wisconsin, United States |
|
| 6. Edward F. McMahon |
|
| B: |
9 Aug 1872 |
| P: |
, , Wisconsin, United States |
| M: |
8 Feb 1893 |
| P: |
Doylestown, Columbia, Wisconsin, United States |
| D: |
9 Apr 1930 |
| P: |
Webster, Hamilton, Iowa, United States |
|
| 12. John Edward McMahon |
=> |
|
| B: |
27 Mar 1840 |
| P: |
County Monaghan, Ireland |
| M: |
15 Nov 1863 |
| P: |
Fox Lake, Dodge, Wisconsin, United States |
| D: |
28 Sep 1914 |
| P: |
Doylestown, Columbia, Wisconsin, United States |
|
1918 - 1987 (68 years)