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About John Adolphus Dahlgren
John Adolphus Bernard Dahlgren was a United States Navy officer who founded his service's Ordnance Department and launched significant advances in gunnery.
Everything about John Adolphus Dahlgren →- Occupation
- military officer, inventor, naval officer, admiral
- Citizenship
- United States
- Born
- November 13, 1809
- Died
- July 12, 1870