Lithograph in colors, on black Fabriano paper, the full sheet.

1970

S. 21 3/4 x 29 1/2 in. (55.2 x 74.9 cm)

Signed, titled, dated and numbered 'trial proof 4/6' in pencil (the edition was 68 and 10 artist's proofs), co-published by Castelli Graphics and Hollanders Workshop, New York, framed.