Sam Francis (1923-1994) Untitled (L. L279; SF-330), 1988 Lithograph in colors on PTI #120 Waterleaf paper, signed in pencil and numbered 20/48 (there were also 7 artist's proofs), with the blindstamp of the publisher, The Litho Shop, Inc., Santa Monica, the full sheet, framed. sheet 44 1/2 x 29 1/4in