Four or more generations of descendants of James Johnston (c1856-1930) if they are properly linked:
1. James Johnston (c1856-1930)
- 2. James Gustavus Edward Johnston (1888-1950)
- 2. Ida Jane Johnston (1892-1956)
- 2. Thomas Robert Johnston (1895-1959)
- 2. Ellen Matilda Johnston (1895-1895)