Cassius F. Lee was the sixth child of Edmund Jennings Lee. He was born in Alexandria, Va. on May 22, 1808. Although trained as an attorney, he never practiced law. He served as a clerk of the U.S. courts and later entered the mercantile firm of Cazenove ? they had five children including Cassius F. Lee, Jr. (1844-1892). His second wife was Anne Eliza Gardner, daughter of William Collins Gardner and Eliza Francis Cazenove. She was born and raised in Newport, R.I. After her marriage in 1846, she moved to Alexandria. Cassius and Anne had six children who survived infancy. Both died at their home in Alexandria--she in 1885 and he in 1890.
Sophie Madeleine du Pont was the youngest daughter of Eleuthere Irenee and Sophie Dalmus du Pont. Born in 1810, she was raised at Eleutherian Mills, just outside Wilmington, De. In 1833, she married her cousin, Samuel Francis du Pont (1812-1865), son of Victor Marie du Pont. They established a household at Louviers across the Brandywine River from the Eleutherian Mills. During the next 32 years Samuel was at sea much of the time. He eventually reached the rank of Admiral in the U.S. Navy. Sophie remained at home, where she died in 1888.
From the description of Papers, 1846-1970, bulk 1846-1880. (Winterthur Library). WorldCat record id: 122568340