Interactive tree of David Roydhouse
–♂ David Roydhouse
1929–2001♂ Thomas Bradford Roydhouse
1930–♀ Betty J. …
1945–♀ Elizabeth M. …
1902–1981♂ Clarence Edward Roydhouse
1909–1983♀ Catherine …
1907–♀ Margaret Fisher …
–♀ Gladys C. Grubbs
1873–1925♂ Burton Parker Roydhouse
1877–♀ Louisa Beatrice Price