Main Blackett Tree

Interactive tree of John Douglas Blackett

John Douglas Blackett 1934–2021
Douglas William Harry Blackett 1904–1974
Anna Jane McKeague 1903–1992
Charles Edward Blackett 1868–1950
Marion Lorette Umbach 1874–1958
Edward Ralph Blacket 1835–1893
Agnes Gwyn 1834–1873
Laura Jane Grey 1842–1913
John Blacket 1807–1881
Elizabeth Stephens 1809–1887
William Gwyn 1795–
Mary … 1797–
Charles Samuel Grey 1811–1860
Laura Mary Elton 1811–1848
Philip Umbach 1849–1936
Eliza Jane Dietz 1847–1924
Samuel Alexander McKeague 1858–1938
Alison Telford Henderson 1870–1961