THE GREAT AIRPORT MYSTERY—The Hardy Boys solve the mystery of the disappearance of some valuable mail.
WHAT HAPPENED AT MIDNIGHT—The boys follow a trail that ends in a strange and exciting situation.
WHILE THE CLOCK TICKED—The Hardy Boys aid in vindicating a man who has been wrongly accused of a crime.
FOOTPRINTS UNDER THE WINDOW—The Smuggling of Chinese into this country is the basis of this story in which the boys find thrills and excitement aplenty.
ZANE GREY BOOKS FOR BOYS
Packed with all the thrill and color and action that have made this author famous!
THE "KEN WARD" STORIES
The Young Forester
Kenneth Ward, a young eastern lad just out of preparatory school, goes west on his summer vacation to join a friend, Dick Leslie, a government forest ranger in Arizona. Ken, honest, loyal but hot-headed runs into plenty of excitement and trouble when he finds that a big lumber steal is going on.