20 - Secret of the Old Mill (Dramatic Reading) by Franklin W Dixon cover art

20 - Secret of the Old Mill (Dramatic Reading) by Franklin W Dixon

20 - Secret of the Old Mill (Dramatic Reading) by Franklin W Dixon

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The Secret of the Old Mill follows teenage detectives Frank and Joe Hardy as they uncover a counterfeit money operation tied to a mysterious mill. Alongside their friends, they navigate pranks, clues, and hidden dangers while trying to solve the case. This classic Hardy Boys installment is filled with action, mystery, and excitement.

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In the spirit of reconciliation, Audible acknowledges the Traditional Custodians of country throughout Australia and their connections to land, sea and community. We pay our respect to their elders past and present and extend that respect to all Aboriginal and Torres Strait Islander peoples today.