1965
Richard Tuttle, Equals, Harmony, Hill, 1965. Pen and ink on paper, sheet (Each): 5 × 5 in. (12.7 × 12.7 cm). Whitney Museum of American Art, New York; gift of Jack Tilton Gallery 90.1a-c
Richard Tuttle, 1967
Richard Tuttle, 1975
Richard Tuttle, 2004
Richard Tuttle, 1974
Richard Tuttle, 1970
Richard Tuttle, 1988
Richard Tuttle, 1973
Richard Tuttle, 1971
Richard Tuttle, 1993
Richard Tuttle, 1989