New York: Harper & Row, 1975. SIGNED hardcover first edition - His rather hard to find second novel, a 1976 Newbery Honor book, a historical novel inspired by a Chinese immigrant who made a flying machine in 1909. INSCRIBED by Yep on the title page - For -- "another person with wings" and dated in 1979. Afterword. First edition stated on copyright page. 248 pp. ISBN: 06-0267380.