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Murder at School is a detective novel by James Hilton first published in 1931. It was released in the United States the following year under the title, Was It Murder?.
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Somewhere in South America, there is a plateau; and roaming in its forests are dinosaurs. Only one man has ever been there, and his reports are so astonishing that no-one is prepared to believe him; except the extraordinary Professor Challenger. He decides to take a trip to prove beyond doubt that this lost world …
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