Main Blackett Tree

Interactive tree of Edward Wallhouse Mark

Hilda Trevelyan 1892–1973

Marmaduke Theakstone Hancock 1886–1923

Wilfred Trevelyan 1893–1915

Doris Trevelyan 1895–1968

William Henry Joshua Walker 1883–1955

Barbara Deane –

Elisabeth Deane –

John Charles William Napier-Munn 1917–1994

Janet Anne Deane 1929–2004

Roderick William Chisholm –

Charlotte Deane –

Sylvia Trevelyan 1898–1982

Geoffrey Ronald Hawtrey Deane 1889–1961

Percy Trevelyan 1900–1919

Julia Trevelyan Oman C.B.E. 1930–2003

Sir Roy Colin Strong –

Charles Trevelyan Oman –

Wendy Haslam –

Joan Trevelyan 1901–1973

Charles Chichele Oman 1901–1982

Julia Isabel Mark 1861–1903

Sir Ernest John Trevelyan 1850–1924

Edward Wallhouse Mark 1817–1895

Frances Sarah Bidwell 1831–1896