We were homeward bound one night on the deep, Swinging in my hammock, I fell asleep. I dreamed a dream, and I thought it true, Concerning Franklin and his gallant crew.                     —“Lady Franklin’s Lament”, a traditional ballad How did the HMS Terror, a Vesuvius-class bomb ship, built in Devon, which fought during the War of 1812, including the bombardment of Fort McHenry at the Battle of Baltimore—the battle that inspired the poet Francis Scott Key to write the “The Star-Spangled Banner”—end up frozen and abandoned in Arctic ice three decades later, with the loss of all hands? This question…