Hans Holbein the Younger knew his way around a palace, which makes it only natural that he will be in residence this spring at one of the houses John Pierpont Morgan built. Opening Friday and running through May 25 at the Morgan Library, and co-produced with the J. Paul Getty Museum at Los Angeles, "Capturing Character" is Holbein's first major exhibition in America. The spectacular show at the Morgan brings together 31 paintings and drawings by Holbein along with works by other artists from...