The Tower Treasure: When the Hardys' neighbor is robbed, Frank and Joe's father enlists their help in solving the case. It's the Hardy Boys mystery that started it all! The Secret of the Old Mill: Frank and Joe have two mysteries to unravel-a counterfeiting case and a national security case that their father is working on. Will they be able to tie up all the loose ends? The Haunted Fort: Frank, Joe, and their friend Chet search for two stolen paintings in an old fort said to be inhabited by a ghost. Can they survive the dangerous traps and threats and find the paintings?Dixon, Franklin W. is the author of 'Best of The Hardy Boys Classic Collection Three Stories', published 2004 under ISBN 9780448436272 and ISBN 0448436272.