"First published in the United States of America by the Viking Press, 1948."--T.p. verso. "First published in the United States of America by Viking ... 1994"--T.p. verso "First published in the United States of America by Dutton Children's Books, 1994"--T.p. verso First published in the United States of America by The Dial Press, 1974. "First published in the United States of America by G.P. Putnam's Sons, 2009" -- T.p. verso "First published in the United States of America by Dutton Children's Books, ... 2002"--T.p. verso "First published in the United States of America by Dial Books for Young Readers ... 2008"--T.p. verso. Reprint. First published in the United States of America by The Viking Press, Inc., 1957 "First published in the United States of America by Dutton Children's Books ... 2005." -- T.p. verso "First published in the United States of America by Harry N. Abrams, 1987"--Colophon