Lithograph in colours, on Guarro paper, the full sheet.

1973

S. 75.7 x 56.8 cm (29 3/4 x 22 3/8 in.)

Signed and numbered X/XX in pencil (one of twenty artist's proofs in Roman numerals, the edition was 30), published by Edicions Polígrafa, S.A., Barcelona, framed.