Joyce Adelaide Stevens için Etkileşimli Ağaç
–♀ Joyce Adelaide Stevens
1901–1976♂ William Wallace
1866–1947♂ James Wallace
1871–1962♀ Elizabeth Helen Simmers
1831–1911♂ Robert Simmers
1833–1904♀ Elizabeth Keith Annand
1793–1849♂ John Simmers
1796–1849♀ Barbara Milne