Ludwig Rybiczka was one of the main illustrators for Die Kinderpost, together with Hans Birnbauer and Else Theuerkauf. Between 1945 and 1959, he made numerous text and cover illustrations, as well the back cover comic 'Fritz und Marmo'. Another creation by Rybiczka was the text comic 'Gigi und Gogo' and 'Fips der Lustige Affe'.
