Ed Ruscha (born 1937) Sin (Engberg 41), 1970 Screenprint in colors, on Louvain Opaque Cover paper, signed in pencil, dated and numbered 1/150 (there were also 5 artist's proofs), with the blindstamp of the publisher/printer, Cirrus Editions, Los Angeles, with full margins. 13 1/16 x 21 3/4in (33.2 x 55.2cm) sheet 19 1/8 x 26 1/2in (48.6 x 67.3cm)