The Calculus Affair (#18) - The Adventures of Tintin

Hergé

Little, Brown Books for Young Readers

1976

62 páginas

2h 4m

ISBN-1: 0

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.