For action, mystery and cliff-hanging suspense, read The Hardy Boys Mystery StoriesR-featuring the thrilling adventures of America's favorite detective duo, Frank and Joe Hardy. Millions of young readers have teamed up with the Hardy Boys, helping them in their quest to bring criminals to justice. Be a part of the fun! Start your collection of original hardcover Hardy BoysR Mysteries today! #1 The Tower Treasure #2 The House on the Cliff #3 The Secret of the Old Mill #4 The Missing Chums #5 Hunting for Hidden Gold #6 The Shore Road Mystery.Dixon, Franklin W. is the author of 'Sinister Sign Post ' with ISBN 9780448089157 and ISBN 0448089157.