Gego (Gertrude Goldschmidt) (Venezuelan, born Germany. 1912-1994)
Untitled, 1963, Ink on paper, 30 x 22" (76.2 x 55.9 cm)
Purchase, 2001, © 2006 Fundación Gego

Bridget Riley (British, born 1931), Scale Study for Cataract Series, 1967
Gouache and pencil on graph paper, 41 x 28 1/8" (104.1 x 71.3 cm)
Joseph G. Mayer Foundation Fund in memory of René d'Harnoncourt, 1969
© Bridget Riley 2006

Giuseppe Penone (Italian, born 1947), Untitled (No. 4), 1981, Crayon and ink on paper, 9 1/8 x 9 1/8" (23 x 23 cm)
Gift of the artist, 1983
© 2006 Giuseppe Penone / Artists Rights Society (ARS), New York / ADAGP, Paris

Raymond Pettibon (American, born 1957)
No Title (Under my thumb), 1991, Ink on paper, 18 x 12" (45.7 x 30.5 cm)
Gift of the Friends of Contemporary Drawing, 1996
© 2006 Raymond Pettibon

George Grosz (American, 1893-1959. Born and died in Germany.)
Circe, 1927, Watercolor, ink, and pencil on paper, 25 7/8 x 19 1/8" (65.7 x 48.6cm)
Gift of Mr. and Mrs. Walter Bareiss and an anonymous donor (by exchange), 1981
© 2006 Artists Rights Society (ARS), New York / VG Bild-Kunst, Bonn

Arturo Herrera (Venezuelan, born 1959)
Untitled, 1997-98, Cut-and-pasted paper and cut-and-pasted printed and painted papers on paper
11 7/8 x 8 7/8" (30.2 x 22.5 cm)
Gift of Susan and Lewis Manilow, 2002
© 2006 Arturo Herrera