The Short-Wave Mystery is Volume 24 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Mark on the Door is Volume 13 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The House On The Cliff is the second book in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap. The book ranks 72nd on the Publishers Weekly's All-Time Bestselling Children's Book List in the United States with 1,712,433 copies sold as of 2001. This book is one of the "Original 10" Hardy Boys books and is an excellent example of the writing style used by the Stratemeyer Syndicate's writers. This style influenced many other "youth adventure series" books that the Stratemeyer Syndicate also published, including the Nancy Drew series, the Tom Swift adventure series, the Bobbsey Twins and other lesser known series. All of them used a unique writing style that made them very recognizable as Stratemeyer product.
What Happened at Midnight is Volume 10 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Mystery of the Flying Express is Volume 20 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Flickering Torch Mystery is Volume 22 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap. The book was written for the Stratemeyer Syndicate by Leslie McFarlane in 1943. Between 1959 and 1973 the first 38 volumes of the series were systematically revised as part of a project directed by Harriet Adams, Edward Stratemeyer's daughter. The original version of the book was rewritten in 1971 by Vincent Buranelli resulting in two different stories with the same title.
The Melted Coins is Volume 23 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Secret Panel is Volume 25 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Phantom Freighter is Volume 26 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Secret of Skull Mountain is Volume 27 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Sign of the Crooked Arrow is Volume 28 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Secret of the Lost Tunnel is Volume 29 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Wailing Siren Mystery is Volume 30 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Crisscross Shadow is Volume 32 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Yellow Feather Mystery is Volume 33 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Clue in the Embers is Volume 35 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Secret of Pirates' Hill is Volume 36 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Mystery at Devil's Paw is Volume 38 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
Mystery of the Desert Giant is Volume 40 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
The Ghost at Skeleton Rock is Volume 37 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
