Family: Ralph Thomas Unkefer / Helen K. Dugan (F24394)
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 | Charles Faas Unkefer (1869-1932) |
| Charles Ambrose Dugan (1862-1935)
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 | Fannie B. Dorwin (1862-1959)
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| Francis D Dugan (1891- ) |
| Naomi Porter Dugan (1894-1920)  |
| Dorothy Dugan (1896- ) |
| Ralph Thomas Unkefer (1901- )
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| Helen K. Dugan (1902-1978)
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