Etching. Signed, inscribed with artist's signet and numbered. From an edition of 50 copies. On firm Segundo Santos laid paper (without watermark). 20.4 x 11.4 cm. , the full sheet.
Printed by Taller Hatz, San Sebastián. Published by Galerie Maeght, Zürich.
LITERATURE: Dorothea und Martin van der Koelen, Eduardo Chillida. Opus Prints. Catálogo completo de la obra gráfica. Opus P. II: 1973-1985, Mainz 1997, cat. no. 82007 (illustrated, different copy).