Interactive tree of John E. Ravenscroft
1946–♂ John E. Ravenscroft
–♂ Raymond G. Ravenscroft
1920–♀ Margaret S. Roydhouse
1885–1955♂ Henry Bryant Roydhouse
1883–1964♀ Susan Richardson
1857–1933♂ Edward Roydhouse
1861–1922♀ Catherine Ann Welburn
1812–1882♂ Thomas Roydhouse
1811–1865♀ Mary Giles
–♂ … Welburn
–♀ … Catherine
1854–♂ James Richardson
1852–♀ Hannah …