James Willard Bigger 1922–1944 | | |
Robert Carlson Bigger 1925–2005 Bonnie Alice Gabbard 1926–2019 | | |
| | Frederick Birdwell “Fred” Bigger 1894–1957 | | | | Otto William Carlson 1867–1939 Sarah Caroline Holland 1870–1966 | | | | Thomas James Holland 1840–1913 Mary E Williams 1841–1922 | | | | | | | | Michael Holland 1773–1825 Agatha “Aggie” Ward 1771–1810 Anna Margaret Shemwell 1771–1856 | | |
| | | Samuel J Shemwell 1776–1860 Jane “Jenny” Dickerson 1780–1850 | | |
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