Helen Mar III Riddle
1898 - 1950 (52 years)
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 | Helen Mar 4th Johnston 1929-2010 |
| Helen Mar 4th Johnston | |
| B: | 1 Apr 1929 |
| Jerome, Yavapai, Arizona, USA | |
| D: | 12 Apr 2010 |
| Oakland, California, USA | |
 | William Dean Pearson 1926-2011 |
| William Dean Pearson | |
| B: | 13 Jul 1926 |
| Alameda, Alameda, California, USA | |
| D: | 10 May 2011 |
| Moraga, Contra Costa, California, USA | |
 | James A Johnston 1931-1999 |
| James A Johnston | |
| B: | 12 Sep 1931 |
| Jerome, Yavapai, Arizona, USA | |
| D: | 11 Feb 1999 |
| Jackson, Amador, California, USA | |
|
| Helen Mar III Riddle 1898-1950 |
| Helen Mar III Riddle | |
| B: | 27 May 1898 |
| Minnesota, USA | |
| D: | 28 Aug 1950 |
| San Bruno, San Mateo, California, USA | |
 | William James"Jim" Johnston 1889-1976 |
| William James"Jim" Johnston | |
| B: | 26 Apr 1889 |
| Stoco, Hastings, Ontario, Canada | |
| M: | 30 Jun 1920 |
| Jerome, Yavapai, Arizona, USA | |
| D: | 5 Nov 1976 |
| San Leandro, Alameda, California, USA | |