Lithograph in colors Ketterer Editionsverzeichnis 189. Signed, dated and numbered 1/65. On wove paper by Arches (with watermark). 50,2 x 65,5 cm (19,7 x 25,7 in), almost the full sheet Plate 7 from the portfolio "Europäische Graphik I (Englische Künstler)", released in the Edition Galerie Wolfgang Ketterer in cooperation with the publisher Felix H. Man, Munich 1963 (with blindstamp). [SM].