Hardy Boys Adventures # 5 : Peril at Granite Peak

The Hardy Boys, Frank and Joe Hardy, are fictional characters who appear in several mystery series for children and teens. The series revolves around the teenagers acting as amateur sleuths, solving cases that stumped their adult counterparts. The characters were created by American writer Edward Stratemeyer, the founder of book-packaging firm Stratemeyer Syndicate; the books themselves are written by ghostwriters under the collective pseudonym Franklin W. Dixon.