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The Sky Blue Frame
Franklin W. Dixon
Paperback (Armada, May 15, 1992)None
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Mystery of Smuggler's Cove
Franklin W Dixon
Paperback (HarperCollins Distribution Services, March 15, 1982)None
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The Crimson Flame
Franklin W. Dixon, Paul Frame
Paperback (Armada, Sept. 13, 1984)None
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The Shattered Helmet
Franklin W. Dixon, Frontis
Hardcover (Grosset & Dunlap, Jan. 1, 1973)Danger is the name of the game when the Hardys agree to help their pen pal from Greece, Evan Pandropolos, search for a priceless, ancient Greek helmet. Years ago, Evan’s uncle had loaned it to Hollywood movie company for use in a silent motion picture, but the treasured helmet had been lost.
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Hooded Hawk Mystery
Franklin W. Dixon
Paperback (Amarda Books, Aug. 16, 1980)None
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Stone Idol
Franklin W Dixon
Paperback (Armada Bks., Nov. 15, 1982)None
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Apeman's Secret
Franklin W Dixon
Paperback (Armada Bks., March 15, 1981)None
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The Secret Warning
Franklin W. Dixon
Hardcover (Grosset & Dunlap, Aug. 16, 1966)Strange events involve Frank and Joe Hardy in a mystery which shrouds an ancient treasure - the golden head of the Pharaoh Rhamaton IV. The owner of the million-dollar golden Pharaoh’s head claims it was aboard the freighter Katawa, which sank not far from Whalebone Island.
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Sky Sabotage
Franklin W Dixon
Paperback (Armada Bks., June 27, 1985)None
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Mystery of the Aztec Warrior
Franklin W. Dixon
Paperback (Armada, Jan. 1, 1978)None
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The Ghost At Skeleton Rock
Franklin W. Dixon
Hardcover (Price Stern Sloan, March 15, 1966)A cryptic message from their famous detective father and a note concealed in a ventriloquist's dummy lead Frank and Joe Hardy on a dangerous search to the tropical islands in the Caribbean.
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The mystery at Devil's Paw
Franklin W Dixon
Hardcover (Grosset & Dunlap, Aug. 16, 1959)When they journey to Alaska to help a friend who feels his life is in danger, the Hardy brothers find their own lives threatened.