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John Adolphus Bernard Dahlgren Edit Profile

Naval officer

John Adolphus Bernard Dahlgren, American naval officer. member of American Association for the Advancement of Science.

Background

Dahlgren, John Adolphus Bernard was born on November 13, 1809 in Philadelphia, Pennsylvania, United States. Son of Bernard Ulric and Martha (Rowan) Dahlgren.

Education

10 children, including Captain Charles Bunker, Lieutenant Paul, John Vinton, Ulric, Eric. Appointed acting midshipman United States Navy, 1826, passed midshipman, 1832, Lieutenant, 1837. Assigned to make observations of solar eclipse, 1836.

On leave to undergo treatment for oncoming blindness, 1837-1843. Patented percussion lock, 1847. Chief bureau of Ordnance, Washington, District of Columbia, 1847-1863, 68-69, established ordnance system used by United States Navy during Civil War.

Formulated and equipped Navy Ordnance Yard, Washington. Inventor 11 inch Dahlgren gun. Introduced boat howitzers to navy, 1850.

Commissioned commander, 1855, captain, 1862, rear admiral, 1863. Commanded S. Atlantic blockading squadron, 1868. Professor gunnery United States Naval Academy.

Member of American Association for the Advancement of Science. Commander.

Career

Assigned to make observations of solar eclipse, 1836. Chief bureau of Ordnance, Washington, District of Columbia, 1847-1863, 68-69, established ordnance system used by United States Navy during Civil War.

Works

  • Other Work

    • Author: 32 Pounder Practice for Ranges, 1850. The System of Boat Armament in the United States Navy, 1852. Naval Percussion Locks and Primers, 1853.

      Shells and Shell Guns, 1856.

Membership

Member of American Association for the Advancement of Science.

Connections

Married Mary C. Bunker, January 8, 1839. Married second, Sarah Madeleine Vinton Goddard, August 2, 1865.

father:
Bernard Ulric Dahlgren

mother:
Martha (Rowan) Dahlgren

spouses:
Mary C. Bunker

Sarah Madeleine Vinton Goddard