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  2. Lammot du Pont married Mary Belin (1839–1913) [6] and had 11 children: Isabella d'Andelot du Pont (1866–1871) Louisa d'Andelot du Pont (1868–1926), married Charles Copeland (1867–1944), one son: Lammot du Pont Copeland (1905–1983) Pierre S. du Pont (1870–1954), married Alice Belin, no children. Sophie Madeleine du Pont (1871–1894)

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  4. The du Pont family (English: / d uː ˈ p ɒ n t /) or Du Pont family is a prominent American family descended from Pierre Samuel du Pont de Nemours (1739–1817). It has been one of the richest families in the United States since the mid-19th century, when it founded its fortune in the gunpowder business.

  5. The Copelands had three children: Bouchaine Vineyards winery owner Gerret van Sweringen Copeland, Hollywood Citizen News and San Fernando Valley Valley Times owner Lammot du Pont Copeland Jr., and daughter Louisa du Pont Copeland, who married James Biddle. Grandchildren: Lammot duPont Copeland, III (January 31, 1961 - May 31, 2020).

  6. He was the ninth, and youngest boy, of eleven children born to chemist Lammot du Pont (1831–1884), [2] and his wife, Mary ( née Belin) du Pont (1839–1913). [3] Among his siblings were brothers Pierre S. du Pont and Irénée du Pont, who were both involved in the Du Pont Company. [3]

  7. The du Pont family became one of the wealthiest families in the nation. In 1926 Lammot du Pont became the eighth consecutive family member to be named president of the family business. He continued to expand the Du Pont fortune during the 1930s Great Depression, the worst economic crisis in U.S. history.

  8. Jul 26, 2021 · Quality gunpowder was produced mainly by Great Britain, but the du Ponts, Jefferson, and French financial backers supported E.I., hoping to increase French influence on the United States and strengthen the Franco-American alliance. For $36,000, E.I. du Pont de Nemours and Company was founded in 1802.

  9. DuPont Corporation1926–1940. Under duPont’s leadership, researchers at duPont invented nylon, which revolutionized the textile industry. Researchers also discovered neoprene (the first general purpose synthetic rubber), Orlon and Dacron under duPont’s direction. duPont kept the duPont Corporation highly profitable during his tenure as ...

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