Quatre aventures de Spirou et Fantasio, written and drawn by Franquin, is a collection of four stories from serial publication between 1948 and 1950 in Spirou magazine, namely Spirou et les plans du robot, Spirou sur le ring, Spirou fait du cheval, and Spirou chez les Pygmées. Together they were released as the first official series Spirou et Fantasio hardcover album in 1950. Source: Wikipedia (en)