The lions Štěpán Zavřel Original bibliographical reference The stolen colors (in Japanese), text by Mafra Gagliardi, illustrations by Štěpán Zavřel, World Picture Books, Gakken, Tokyo, 1972 Other editions Il ladro di colori, text by Mafra Gagliardi, illustrations by Štěpán Zavřel, Bohem Press Italia, Trieste, 2018 Technique oil pastels, watercolor and collage Measures 79 x 33 cm Year 1972