In the second novel of the classic children’s mystery series, the Hardy Boys must rescue their detective father when he is abducted by smugglers. Always eager
In a thrilling book four, Frank and Joe Hardy investigate the disappearance of their friends, whom Baldy Turk's gang has kidnapped in a case of mistaken identit
Together in this one book are two of the Hardy Boys’ oldest mysteries that began the classic mystery series of the sleuthing siblings. In The Tower Treasure,