The Calculus Affair (Adventures of Tintin Series)
The classic graphic novel. Tintin and Captain Haddock peek in Professor Calculus' laboratory to find a sonic device and a very mysterious-and violent!-stranger. Realizing that Calculus' life is in danger, Tintin and the Captain rush to warn him before it's too late.
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Tintin, the Captain, and Snowy attempt to rescue Dr. Calculus who has been kidnapped by the Bordurians.
