Lithograph, 1969 Edition : 19/115 Publisher : Galerie im Erker, St. Gallen Printer : Erker-Presse, St. Gallen Catalog : [Schneider n°78] 38.00 cm. x 56.00 cm. 14.96 in. x 22.05 in. (paper) 28.00 cm. x 18.00 cm. 11.02 in. x 7.09 in. (image) Handsigned by the artist in pencil Certificate of authenticity To illustrate the poem "Summer" by Jean Cassou Papier BFK Rives This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution