| | Ruby Glendine Beckett 1934– James Robert ‘Jimmy’ Laird 1929– | | | | Edwin John Beckett 1888–1979 Mildred Emily Machum 1894–1985 | | | | | George Eber Machum 1865–1947 Alice Gertrude Hamilton 1867–1945 | | | | Emily Jane Sleep 1830–1880 | | |
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| | | Donald Sutherland Laird 1896–1953 Margaret Sinclair Thomson 1905–1974 | | | | Margaret Petrie 1851–1929 | | |
| | | Mary Laird Sinclair 1881– | | | | Williamina Balfour Allen Gunn 1855– | | |
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