The Hardy Boys investigate the disappearance of an eighteen-year-old girl suspected of joining a sinister religious cult. A few days later the boys get an offbe

While the Hardy Boys investigate the theft of valuable antique weather vanes from Pennnsylvania Dutch farms, their father tracks down a Pentagon employee who ha

Called in to investigate the theft of some statuettes stolen from the Egyptian Museum in New York, the Hardy brothers become involved in a deepening mystery whi

A biography that takes a penetrating look at Edgar Rice Burroughs, the writer who invented the superhero of the century--Tarzan--whose adventures continue to en

Suspecting that their friend has been swindled, the Hardy brothers investigate and find themselves on the trail of a much larger criminal operation.