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date: 22 November 2019

Cramp, Williamlocked

(22 September 1807–06 July 1879)
  • Rodney P. Carlisle


Cramp, William (22 September 1807–06 July 1879), shipbuilder, was born in Kensington, Pennsylvania, a suburb later incorporated into northeastern Philadelphia; his parents’ names are unknown. After attending public schools, he studied under the naval architect Samuel Grice. He married Sophia Miller in 1827; they had eleven children. In 1830 Cramp established his own shipbuilding firm on the Delaware River, first in Kensington and then in a larger facility in Richmond. Over the next decades this shipyard grew to become one of the most important in the United States, constructing wood, ironclad, iron, and eventually steel ships. He remained president of the firm for forty-nine years, from its founding until his death in Atlantic City, New Jersey....

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