Celebrating the 80th Anniversary of his first appearance in the TinTin classic Red Rackham’s Treasure, this book provides an in-depth look at the inventions and discoveries of Professor Calculus and the real-life innovations and people that inspired one of Hergé’s most popular characters.A comprehensive, funny tribute to Professor Calculus, one of the most endearing scientific geniuses in children’s literature.Learn all about the absent-minded professor who first appeared 80