John Hynek (unmarried) 1868–1911 | | |
Adolph F. Cermak 1897–1987 | | |
Elizabeth Cermak 1900–1985 | | |
Wesley Ernest Cermak 1904–1987 | | |
| | Florin W. Cermak 1863–1952 | | |
Joseph B. Hynek 1872–1923 | | |
| | Frances ( Fannie ) Hynek 1874–1942 | | |
Alfred Frank Jirous 1903–1949 | | |
| | Josephina ( Josie ) Hynek 1878–1960 | | |
Elizabeth ( Lizzie : Betty ) Hynek 1880–1914 Frank Joseph Hoch 1878–1938 | | |
Pauline ( Lena ) Hynek (unmarried) 1886–1956 | | |
| | Vaclav ( Wencil : Wensel ) Hynek 1847–1919 Josefa ( Josephine ) Plachetka 1843–1917 | | |