Family: Marianna J. Gammon (F9775)
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 | John Henry Gammon (1909-2002) |
 | Grace Dahlman Jennings (1908-2000)
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| Jean Louise Gammon (1937-2013)  |
| John Henry Gammon, Jr. RoM02 (1939-2021) |
| Marianna J. Gammon (1947-2020)
|