Famous Five: Five Are Together Again, Paperback/Enid Blyton

The Famous Five are having great fun camping out near the home of a famous scientist. But they might have known there'd be a mystery to solve. When the scientist's important research papers go missing, he needs the gang's help to get them back! But how can the Five work out who took them? And why? These classic editions feature Enid Blyton's unchanged text and Eileen A. Soper's original illustrations.