01 The Tower Treasure (1959):🕵🏻Vintage Hardy Boys Book
01 The Tower Treasure (Blue Bar):🕵🏻Vintage Hardy Boys Book
02 The House on the Cliff (1959):🕵🏻Vintage Hardy Boys Book
02 The House on the Cliff (Blue Bar):🕵🏻Vintage Hardy Boys Book
03 The Secret of the Old Mill (1962):🕵🏻Vintage Hardy Boys Book
05 Hunting for Hidden Gold (1928):🕵🏻Vintage Hardy Boys Book
05 Hunting for Hidden Gold (1963):🕵🏻Vintage Hardy Boys Book
06 The Shore Road Mystery (1964):🕵🏻Vintage Hardy Boys Book
06 The Shore Road Mystery (Blue Bar):🕵🏻Vintage Hardy Boys Book
07 The Secret of the Caves (1929-DUST):🕵🏻Vintage Hardy Boys Book
08 The Mystery of Cabin Island (1929):🕵🏻Vintage Hardy Boys Book
08 The Mystery of Cabin Island (1966):🕵🏻Vintage Hardy Boys Book
09 The Great Airport Mystery (1965):🕵🏻Vintage Hardy Boys Book
10 What Happened at Midnight (1931):🕵🏻Vintage Hardy Boys Book
10 What Happened at Midnight (1967):🕵🏻Vintage Hardy Boys Book
11 While the Clock Ticked (1931):🕵🏻Vintage Hardy Boys Book
11 While the Clock Ticked (1962):🕵🏻Vintage Hardy Boys Book
11 While the Clock Ticked (Blue Bar):🕵🏻Vintage Hardy Boys Book
13 The Mark on the Door (1934):🕵🏻Vintage Hardy Boys Book
13 The Mark on the Door (1967):🕵🏻Vintage Hardy Boys Book
