James Thurber's Columbus was not today's Columbus—or even yesterday's. It was a Columbus he both knew and created, a place perched on the fringe of reality and the fringe of his imagination. It is the place Bob Hunter revisits in Thurberville, a book where the author separates truth from fiction and identifies what parts of the famous humorist's hometown of 180,000 exist in the burgeoning metro area of more than two million today. Thurber's Columbus...