Jet perforator development, 1950.
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E.I. du Pont de Nemours & Company
http://n2t.net/ark:/99166/w64r1jw9 (corporateBody)
The family firm of E.I. du Pont de Nemours & Company was established in 1802 and during the 19th century it became one of the United States' most important manufacturers of black powder. In 1902 three younger du Pont cousins: T. Coleman, Alfred I., and Pierre S. took over the company and within three years succeeded in bringing 75% of the American explosives industry (which at that time included black powder, dynamite, and smokeless powder) under their control. During the first decade of the...
