Leonetto Cappiello, 1903 Henri Gerbault, 1895 Max Hertwig, thanks to Japonisme Henry-Claudius Forestier, 1905 ca., via the Swiss Poster Collection Julius Gipkens, 1913, thanks to Susanlenox Seneca, 1923 René Magritte, 1931, thanks to Ωméga * thanks to La philosophie dans le buvard Tadeusz Gronowski ? Fillios, 1956 Donald Brun ?? Eidenbenz Atelier (Basel), 1952 ca., via the Swiss Poster Collection