Spirou & Fantasio #07 - The Rhinoceros Horn
Spirou and Fantasio, during a daring night investigation, encounter a wounded man who is running from mysterious men. He claims they bombed an automobile factory to steal the plans of a highly advanced prototype, and that he took half of the plans and ran. Having sworn to take the documents back to their owner – who has the other half – the two adventurers are soon on their way to Africa. But of course, the bandits are in hot pursuit…