Interactive tree of Judith A. Blow
1972–♂ Andrew John Akester
–♀ Judith A. Blow
1946–♂ John D. Akester
1923–1980♂ David Akester
1927–♀ Nancy M. Roydhouse
1894–1980♂ John Turner Roydhouse
1900–1973♀ Sarah Elizabeth Lightfoot
1863–1957♂ George Henry Roydhouse
1866–1954♀ Kate Ellen Turner
1874–1954♂ Joseph Lightfoot
1866–1953♀ Mary Elizabeth Smith