Interactive tree of Sylvia Margaret Cattley
1919–♀ Jean Elizabeth Napper
1886–♀ Sylvia Margaret Cattley
1880–♂ Frank Napper
1863–1900♂ Herbert Toutmin Cattley
1862–♀ Lilian Pennington
1819–1914♂ Frederick Pennington
1828–1928♀ Margaret Landell Sharpe
1768–1850♂ John Pennington
1777–1853♀ Elizabeth Hargreaves
1744–1808♂ Richard Pennington
1748–1826♀ Margaret Leyland
1739–1796♂ John Hargreaves
–1808♀ Ann Hamer
–♂ Rev John Sharpe DD