Family: Rolon Louis Helbock / Elsie M. Dana (F3347)
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 | Frederick Anthony Joseph Helbock (1863-1945)
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 | Maude Augusta Celia Fox (1872-1966)
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| William Benjiman Dana (1880-1954)
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| Francis Sara Collins (1886-1954) |
| William F. Dana (1906-1988)  |
| Harley Lee Dana (1909-1981) |
| Mildred Genevieve Dana (1913-1994) |
| James R. Dana (1915-2008) |
| Gerald Wilson Dana (1917-1948) |
| Charlotte Frances Dana (1920-2001) |
| Harrison Jay Dana (1922-2000) |
| Ernest Paul Dana (1928-2000) |
| Rolon Louis Helbock (1892-1978)
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| Elsie M. Dana (1910-1984)
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