Dorothea (Doris) Humble 1910– | | |
| | John Marshall Humble 1885–1979 | | | | William Lancolet Wharton 1846–1916 Jane Ann Hopper 1849–1905 |
| | | Thomas Dodd Humble 1861–1933 Emily (Wheatley) Blackett 1865–1915 | | | | John Forster Humble 1832–1902 Mary Jane Lacey 1831–1911 |
| | | Hugh Marshall Blackett 1822–1877 Elizabeth Jane Wheatley 1835–1875 | | | | William Stephenson Blackett 1773–1840 Elizabeth Nevins 1761–1849 Frances Marshall 1779–1864 | | | | William Blackett 1732–1799 Mary Stephenson 1740–1806 | | |
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| | | Nicholas Lockey 1787–1854 Mary Ann Munkman 1798–1858 |
| | | Susannah Maria Nixon 1814–1851 |
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