1903 - 1971 (68 years)
| Ralph Judson Langdon 1928-2000 |
| Ralph Judson Langdon | |
| B: | 2 Aug 1928 |
| Pittsfield, Berkshire County, Massachusetts | |
| D: | 15 Sep 2000 |
| Philadelphia, Philadelphia County, Pennsylvania | |
| Lewis C. Langdon 1903-1971 |
| Lewis C. Langdon | |
| B: | 10 Mar 1903 |
| Monterey, Berkshire County, Massachusetts | |
| D: | Jun 1971 |
| Connecticut | |
Ruth Mildred Wallace 1907-1954 |
| Ruth Mildred Wallace | |
| B: | 8 Sep 1907 |
| New York | |
| M: | Feb 1926 |
| Detroit, Wayne County, Michigan | |
| D: | 26 Mar 1954 |
| Mansfield, Richland County, Ohio | |
