The complete portfolio of 10 lithographs, on Arches Cover paper, the full sheets,

1968-72

30 3/8 x 22 7.8 x 1/2 in (77.2 x 75.7 x 1.3 cm)

all signed dated `1973' and numbered 50/81 in pencil, co-published by John Gibson, New York and Multiples, Inc., New York (with their stamp on the reverse), in collaboration with Sonnabend Gallery, New York, generally in very good condition.