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 | | | | Freeman Howard Hirtle 1866–1944 Seretha A. Selig 1872–1905 | | | | John Frederick Hirtle 1831–1912 Louisa Matilda “Lucy” Beck 1845–1917 |
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