Eduardo CHILLIDA (1924-2002), "Bat Zazpi", 1970, aquatint on Japanese paper, signed lower left and numbered 37/50 lower right, titled in pencil on the back and numbered 7758 in pencil. H. 41 x 43 cm plate Condition: scratches in the margins Provenance: Galerie Numaga Auvergner 1975, Switzerland, then private collection Vaud Reference: Bibliography: Chillida œuvre graphique, Maeght edition, work reproduced on plate 40.