Signed and justified "épreuve d'artiste" on plate. Reproduction of the lithograph published by the Louise Leiris Gallery in 1949. Edited and printed in 1960 by Editions Braun in Paris. Used for the poster "withgrès mundial des partisans de la paix" Paris, 1949. Reproduced in Picasso, 145 dessins pour la presse et les organisations démocratiqueC. L'humanité 1973, n° 15 and in Czwiklitzer n° 61. 37 x 52 cm