1859 - 1914 (55 years)
 | Joanne G. Thomson 1930- |
| Joanne G. Thomson | |
| B: | 5 Feb 1930 |
| Ross Manley Thomson 1900-1966 |
| Ross Manley Thomson | |
| B: | 27 Jul 1900 |
| York Co., Ontario | |
| D: | 1966 |
| Walter Strohn Thomson 1904-1992 |
| Walter Strohn Thomson | |
| B: | 3 May 1904 |
| Connecticut, USA | |
| D: | 7 Dec 1992 |
| San Francisco, California | |
|
| George Manley Thomson 1859-1914 |
| George Manley Thomson | |
| B: | 1859 |
| Angus, Ontario | |
| D: | 25 Apr 1914 |
| Toronto, York Co., Ontario | |
