New York: Grosset & Dunlap, 1940.
Hardcover. 7 5/8" X 5 3/8". vi, 218pp. Later printing, circa 1944, with front flap listing up to The Melted Coins, number 23 in the Hardy Boys series, rear flap listing to 7 in the Lone Ranger Stories, and rear panel listing 20 air combat stories. Moderate wear to dust jacket, with chipping to head and tail of spine, small tears to edges and extremities, dust soiling, and mild sunning. Tan cloth over boards, with upper board stamped in brown with Hardy Boys silhouette and upper board and spine lettered in brown. Moderate edgewear to binding, with bumping to corners and head and tail of spine. Dark blue topstain. Orange pictorial endpapers. Wartime age-toned papers. Binding is firm and sound. Two closed tears to last leaf. Pages are unmarked. A quite handsome 1940s copy in dust jacket of the nineteenth Hardy Boys mystery. Good / good. Item #3708