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The Three Investigators in The Mystery of Monster Mountain

The Three Investigators in The Mystery of Monster Mountain

Robert Arthur, M. V. Carey — 1985
The three young sleuths solve a case of double identity while investigating the legend of Monster Mountain.
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Luke@reeferqueefer
3.5 stars
Aug 29, 2025
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Colton Ray@coltonmray
4 stars
Apr 16, 2024
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Alex@alex-salem
3 stars
Dec 3, 2021