Eugene Ulmont Hirtle 1903–1983 Olive Gwendoline Harding 1907–2004 | | |
Alden R. Hirtle 1905–1988 | | |
Marjorie Beatrice Hirtle 1910–2003 Cecil Perry Palmer 1900–2004 | | |
| | Olla May Thorpe 1881–1969 Percy Lee Hirtle 1878–1965 | | | | | Joseph Zacharia Hirtle 1834–1915 Harriet Permelia Eisenhauer 1840–1893 | | | | | | | | | | | | Anna Maria Schauffelberger – Susannah Catharina Seeburger – | | |
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