New York: Harrison Smith & Robert Haas, 1935. First Edition. Hardcover. Very Good / Very Good. Original green cloth, stamped and lettered in black. Octavo - 343 pages. The boards with minor soiling. Front hinge a bit loose. In a complete and very attractive copy of the dust jacket. The $2.00 price is present at the flap. The spine of the jacket shows some foxing spots. A few shallow closed tears. A very nice copy of this highly regarded vintage mystery. John M. Reilly in "Twentieth Century Crime and Mystery Writers" calls this title a "Masterpiece." Anthony Boucher called King "one of the most original, inventive, and underrated writers of the golden thirties." Also, present is the full page plan of the airplane and two different full page time-tables. And - for the truly unique touch - an Index of Clues at the rear.