Simon and Schuster, NY,1957 Fine hardcover, 73 pages, 5.5"  by 8.5", illustrated throughout by Caldecott Award winner Marc Simont. Dust jacket is vg, price clipped, with some sun fade and minor edge wear., A treasure map, a ship, and a man who hates the letter O visit the island of the Ooroo people, and chaos ensues. Clever and heartwarming, with excellent illustrations, with more sugar and less vinegar than some of Thurber's earlier work.