MARBLEHEAD, Mass. — He helped supply the Continental Army during the early days of the American Revolution. He signed the Declaration of Independence. He shaped the Constitution and the Bill of Rights. He was a member of the House of Representatives, a governor of Massachusetts, and vice president. He lent his name — perhaps the most mispronounced name in American history, even more so than Kamala — to the creative shaping of a congressional district we now call “gerrymandering.”