Etching, on Guarro paper, with full margins.

1972

I. 45.5 x 69.4 cm (17 7/8 x 27 3/8 in.)
S. 99.5 x 75.8 cm (39 1/8 x 29 7/8 in.)

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