The Medicare Coverage Database (MCD) contains all National Coverage Determinations (NCDs) and Local Coverage Determinations (LCDs), local articles, and proposed NCD decisions.
USS CONSTITUTION. The Constitution--called Old Ironsides because cannonballs could not penetrate her tough oak sides--was one of the first of the original six frigates that made up the U.S. Navy. A 44-gun frigate built at the Edmond Hartt Shipyard, Boston, MA, in 1797.
On This Day: USS Constitution Earns Nickname âOld Ironsidesâ. âOld Ironsidesâ Is Born. In August 1812, the USS Constitution sailed north from Boston to launch a raid on British bases in the Canadian Maritimes. On Aug. 19, off the coast of Nova Scotia, it engaged the British frigate Guerriere in battle.