Abt 1883 - Abt 1966 (83 years)| 1. | John J. Hart was born about 1883; died about 1966 in Islip, Suffolk, New York, United States. Family/Spouse: Marjorie Opdyke. Marjorie was born about 1883; died in 1974 in Suffolk County, New York, United States. [Group Sheet] [Family Chart]
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| 2. | John J Hart, Jr  (1.John1) was born in 1930; died on 30 Dec 2017 in Stony Brook, New York, United States; was buried in Sayville, Suffolk County, New York, United States of America. John married Helen Kreiser Norton [Group Sheet] [Family Chart] Family/Spouse: Barbara Hart(). [Group Sheet] [Family Chart] |
| 3. | Thomas Hart (1.John1) |
