Myrtle Viola Hirtle 1907–2003 Elam St. Clair Dares 1905–1984 | | |
Roy Freeman Hirtle 1933–1973 | | |
John Marshall “Jack” Hirtle 1937–1998 | | |
Howard A. Hirtle 1942–2006 | | |
| | Laurie Havelock Hirtle 1908–1985 Hazel Isabella Halliday 1914–1996 | | |
Lester LeRoy Hirtle 1910–1990 | | |
Merlin Gerald Hirtle 1916–1978 | | |
| | Murray Lorimer Hirtle 1920–2009 Lydia Pauline Bolivar 1923–2009 | | |
| | Freeman Howard Hirtle 1866–1944 | | | | | John Frederick Hirtle 1831–1912 Louisa Matilda “Lucy” Beck 1845–1917 |
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