1884-1959
| MASON, Nelson Addison | |
| B: | 18 Jan 1884 |
| Cleveland, Cuyahoga, Ohio, United States | |
| D: | 6 Feb 1959 |
| North Dakota, United States | |
|
1858-1939
| SCOTT, Martha Ann | |
| B: | 20 Mar 1858 |
| Indianapolis, Mahaska, Iowa, United States | |
| D: | 19 Sep 1939 |
| San Diego, California, United States | |
1856-1891
| MASON, James | |
| B: | 23 Jan 1856 |
| Boston, Suffolk, Massachusetts, United States | |
| M: | 1 Jun 1882 |
| Denver, Colorado, United States | |
| D: | 1 Aug 1891 |
| Omaha, Douglas, Nebraska, United States | |