USS Katahdin (1861)
USS Katahdin was a Unadilla-class gunboat built for the U.S. Navy during the American Civil War.
Katahdin was outfitted as a gunboat with cannon and rifled gun for blockade duty and two howitzers for shore bombardment.
Read more about USS Katahdin (1861): Built in Bath, Maine, in 1861, Post-war Decommissioning