1872 - 1955 (82 years)
| Grace Vesvailia Wyckoff | |
| B: | 19 Sep 1902 |
| Watchung, Somerset, NJ | |
| D: | 7 Sep 1949 |
| NJ | |
| William Tooker Sperry, Sr. < | |
| B: | 17 May 1904 |
| New York, New York, NY | |
| M: | 26 Apr 1929 |
| NJ | |
| D: | Yes, date unknown |
| Isabelle Gertrude Swain | |
| B: | 8 Dec 1872 |
| Summit, Union, New Jersey, United States | |
| D: | 15 Jan 1955 |
| Watchung, Somerset, New Jersey, United States | |
| William Frederick Wyckoff | |
| B: | 10 Jan 1874 |
| Plainfield, Union, New Jersey, United States | |
| M: | 19 Sep 1895 |
| N. Plainfield, Somerset, New Jersey, United States | |
| D: | 22 Jan 1929 |
| Plainfield, Union, New Jersey, United States | |
