First Edition, Early Printing with the publisher's "D-Z" code printed on the copyright page. The TRUE FIRST EDITION has the "D-Y" code indicating April, 1949 when the book was first published. A spectacular copy of this "D-Z" early edition. This original dustjacket is rich in color with NO chips or tears with minor repair. The book is bound in the publisher's cloth and is in great shape. The binding is tight and the boards are crisp. The pages are clean with NO writing, or bookplates in the book. A superb copy in collector's condition.