GROSSET & DUNLAP, Publishers, NEW YORK
HAL KEEN MYSTERY STORIES
By HUGH LLOYD
Boys! Meet Hal Keen, that lanky, nonchalant, red-headed youth whose guiding star is the star that points to adventure, excitement and mystery. Follow him in his hunts for clues and criminals. There are plenty of thrills and shivers in these stories to keep you on your toes.
THE SMUGGLER’S SECRET