Etching, on Guarro paper, with full margins.

1972

I. 71.2 x 68.8 cm (28 x 27 1/8 in.)
S. 76.7 x 101 cm (30 1/4 x 39 3/4 in.)

Signed and numbered 3/75 in pencil (there were also 4 artist's proofs), published by Gustavo Gili, Barcelona, framed.