William Frederick Hirtle 1926–1995 Doris Marie Dicks 1918–2007 | | |
Noreen Frances Hirtle 1931–2010 Douglas Beverley Hirtle 1921–1977 | | |
| | Frederick Walter Hirtle 1901–1952 | | | | William Henry Hirtle 1857–1947 Martha L. Robar 1860–1925 Martha Jeanette Publicover 1862–1942 | | | | Louisa Rodenhizer 1828–1918 |
| |
|
|
|