From Geni. site.
Born Dec. 6, 1802. Died 16 October 1891. USN and CSN.
Native of Charleston, S.C.. Appointed midshipman 18 June 1812 at age ten. Served during War of 1812 and Mexican War. Served with distinction. Commissioned captain 14 December 1853.
While in command of the sloop-of-war USS St. Louis in July 1853 in the Mediterranean, he interfered with the detention by the Austrian consul at Smyrna. Turkey, of Martin Koszta, a Hungarian who had declared in New York of his intention of becoming and American citizen, and who had been seized and confined on the Austrian ship Hussar.
For his role, Duncan Ingraham was voted the thanks of Congress and awarded the Gold medal.
Afterwards, Ingraham served as Chief of Bureau of Ordnance and Hydrographer of the Navy from 1856-1860.