Etching and aquatint in colours, on BFK Rives paper, the full sheet.

1966

S. 75.8 x 56.4 cm (29 7/8 x 22 1/4 in.)

Signed and annotated 'P.A.' in pencil (an artist's proof, the edition was 50), co-published by Estampas De La Cometa and Editorial Gustavo Gili, Barcelona, framed.