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Secret of Sigma Seven
(1991)(Book 110 in the Hardy Boys series)
A novel by Franklin W Dixon (Unknown)
With more than six and a half million copies in print, the Hardy Boys add up to super sales. When the only copies of director Simon Devoreaux's latest blockbuster film are stolen, the worlds of science fiction and fantasy become dangerously real to Frank and Joe as they investigate the crime.
Genre: Children's Fiction
Genre: Children's Fiction
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