An interactive exhibit at the National Museum of the U.S. Navy lets visitors learn about all the sailors who have commanded the USS Constitution. The exhibit, which will soon be available in the USS Constitution Museum in Boston and online as well, includes a timeline, a quiz and biographies of former commanders of the ship. The timeline also includes major events in naval history and how Old Ironsides played a part in them, said Jennifer Marland, assistant curator at the museum. “This ship covers almost all of our Navy’s history, so the biographies provide a way of looking at 215…