Interactive tree of Agnes Gertrude Birkby
1940–1986♀ Joan Birkby Roydhouse
1913–1985♀ Agnes Gertrude Birkby
1892–1973♂ Harry Roydhouse
1915–2004♂ Douglas James Walton
1866–1939♂ William Richardson Roydhouse
1870–1936♀ Frances Elizabeth Cox
1839–1898♂ John Roydhouse
1837–1888♀ Hannah Richardson
1812–1882♂ Thomas Roydhouse
1811–1865♀ Mary Giles
1778–1858♂ Thomas Roydhouse
1786–1842♀ Jane Cross
1783–1853♂ William Giles
1788–♀ Jane Cross
1794–♂ John Richardson
1794–♀ Martha …