article_snippet: Among the 400 recently recovered bits of history include leg irons worn by prisoners on the ship and cannon firing equipment.
article_snippet: Above, leg irons for prisoners were smoothmetal  before corrosion .
article_snippet: the Civil War items recovered from the sunken ship including cannon equipment including a iron gun carriage trunnion cap (above), which allowed gunners to aim Civil War items recovered from the sunken ship including cannon equipment including a iron gun carriage trunnion cap (above), which allowed gunners to aim their weapons weapons .
article_snippet: The iron clad ship, estimated to be up to 250 feet long, was too heavy to move under The iron clad ship own weight and was kept stationary at the mouth of the Savannah River with a large supply of cannons.
article_snippet: The iron clad ship is listed on the National Register of Historic Places, but an agreement was made to explore The iron clad ship contents before deepening The iron clad ship resting place, according to the Army Corps of Engineers Savannah District.
article_snippet: Georgia used railroad irons to armor the ship wreckage's sides .
article_snippet: Due to limited resources, the ship wreckage used railroad iron to armor the ship's sides, called casemates, which were about 12 feet high.
article_snippet: As opposed to modern battleships or earlier galleons, gunboats during the Civil War sometimes used a slanted body composed of casemates .
highlights_snippet: First artifacts include leg irons for prisoners and cannon equipment .
  