Main Blackett Tree

Interactive tree of Helen Lorraine Durance

Timothy John Dallas 1968–1990
Helen Lorraine Durance 1940–2006
Ivan Charles Dallas 1937–1986
William James Durance 1897–1957
Joan Osborn Yardley 1912–1984
James William Durance 1861–1911
Catherine Margaret Fitzgerald 1864–1916
Ernest William Yardley 1888–1980
Emily Blackett Firth 1883–1919
William George Yardley 1861–
Margaret Barclay 1869–1922
Charles William Firth 1849–1942
Margaret Blackett 1855–1931
William Firth 1825–1914
Judith Rhodes 1823–1881
John (de Bord) Debord Blackett 1815–1889
Ann Groat 1824–1897
Kenneth Aisne Dallas 1914–1988
Phyllis Marion Hutton 1919–1970