The Hardy Boys: The Secret of the Old Mill

In "The Secret of the Old Mill," Frank and Joe Hardy, young detectives, find themselves entangled in a counterfeit money scheme after inadvertently accepting a fake bill. As friends and family fall victim to the counterfeiters, the boys take it upon themselves to uncover a hidden printing plant and bring the criminals to justice, all while their father, a respected private detective, collaborates with the Secret Service. Narrated by Gary D. MacFadden, this engaging mystery marks the third installment in the Original Hardy Boys Series.