Untitled (plate 6), from Topiary: The Art of Improving Nature Portfolio, 1998 Drypoint, etching and aquatint in color on Magnani Incisione paper, state two of two, signed in pencil, dated and numbered 25/28 (there were also 12 artist's proofs), published by Julie Sylvester-Cabot, Whitney Museum of American Art Editions, New York, printed by Harlan & Weaver, New York, with full margins, framed. 30 x 21 3/4in (76.2 x 55.2cm) sheet 39 1/8 x 27 7/8in (99.3 x 70.8cm)