1879 - 1951 (71 years)
| William Frederick Wilkinson | |
| B: | 1 Jun 1897 |
| Eureka, Humboldt, California | |
| D: | 21 Jul 1957 |
| , Monterey, California | |
| Estella M. Clark | |
| B: | May 1879 |
| Indiana, United States | |
| D: | 1 Feb 1951 |
| Eureka, Humboldt, California, United States | |
| Frank C. Wilkinson | |
| B: | 19 Jul 1864 |
| Eureka, Humboldt, California | |
| M: | 20 Oct 1895 |
| Eureka, Humboldt, California | |
| D: | 7 Aug 1926 |
| Eureka, Humboldt, California | |
