Square Against the Light from the series Tamarind Squares1967 · Lithographcomposition and sheet: 30 1/8 × 22 3/8" (76.5 × 56.9 cmMuseum of Modern Art
White Seal from the series Tamarind Squares1967 · Lithographcomposition and sheet: 30 1/8 × 22 5/16" (76.5 × 56.7 cm)Museum of Modern Art
Blue Seal II from the series Tamarind Squares1967 · Lithographcomposition and sheet: 30 3/16 × 22 3/16" (76.7 × 56.4 cm)Museum of Modern Art
Study for a seal from the series Tamarind Squares1967 · Lithographcomposition and sheet: 30 1/16 × 22 1/4" (76.4 × 56.5 cm)Museum of Modern Art
Black Seal from the series Tamarind Squares1967 · Lithographcomposition (irreg.): 22 3/8 × 22 5/16" (56.9 × 56.7 cm); sheet: 30 1/16 × 22 5/16" (76.4 × 56.7 cm)Museum of Modern Art
Double Green Seal from the series Tamarind Squares1967 · Lithographcomposition and sheet: 30 3/16 × 22 3/8" (76.7 × 56.9 cm)Museum of Modern Art
Four Circles II from the series Tamarind Squares1967 · Lithographcomposition (irreg.): 22 1/16 × 29 5/8" (56.1 × 75.3 cm); sheet: 22 1/16 × 30 1/8" (56.1 × 76.5 cm)Museum of Modern Art
Double Red Spiral1967 · Lithographcomposition and sheet: 30 1/8 × 22 3/8" (76.5 × 56.8 cm)Museum of Modern Art
Four Squares from the series Tamarind Squares1967 · Lithographcomposition and sheet: 30 1/16 × 22 5/16" (76.3 × 56.7 cm)Museum of Modern Art
Four Circles I from the series Tamarind Squares1967 · Lithographcomposition and sheet: 30 1/8 × 22 5/16" (76.5 × 56.7 cm)Museum of Modern Art
Male and Female Seal II from the series Tamarind Squares1967 · Lithograph on (a) acetate flanged onto (b) ivory, smooth, wove Copperplate Deluxe paper, and mounted on ivory mat boardcomposition and sheet: 22 3/8 × 30 1/16" (56.9 × 76.3 cm)Museum of Modern Art
Blue Seal I from the series Tamarind Squares1967 · Lithographcomposition and sheet: 30 1/8 × 22 3/8" (76.5 × 56.9 cm)Museum of Modern Art
Yellow Spiral from the series Tamarind Squares1967 · Lithographcomposition and sheet: 30 1/4 × 22 1/4" (76.8 × 56.5 cm)Museum of Modern Art
Double Pink Seal from the series Tamarind Squares1967 · Lithographcomposition and sheet: 30 3/16 × 22 5/16" (76.6 × 56.7 cm)Museum of Modern Art
Male and Female Seal I from the series Tamarind Squares1967 · Lithograph on (a) acetate flanged onto (b) ivory, smooth, wove German Etching paper, and mounted on ivory mat boardcomposition and sheet: 30 3/16 × 22 1/2" (76.6 × 57.1 cm)Museum of Modern Art
History of Five Squares from the series Tamarind Squares1967 · Lithographcomposition (overall): 41 5/8 × 30 1/4" (105.8 × 76.9 cm); sheet: 41 5/8 × 30 1/4" (105.8 × 76.9 cm)Museum of Modern Art
Plate (pages 63) from L'albero poeta1966 · Soft ground etching and collagraph from an illustrated book with ten printsplate: 10 1/2 × 7 3/8" (26.7 × 18.8 cm); sheet: 16 1/8 × 9 13/16" (41 × 25 cm)Museum of Modern Art
Out-In1965 · Lithographcomposition (irreg.): 20 3/8 × 28 9/16" (51.7 × 72.5 cm); sheet: 22 3/8 × 30" (56.9 × 76.2 cm)Museum of Modern Art
WattsOS4S4 Studies1963 · Watercolor and ink on paper19 3/4 x 22" (49.9 x 55.8 cm)Museum of Modern Art
WattsOSP1Plate 14 from l'Avanguardia Internazionale, Volume 4/l'Avant-Garde Internationale, Volume 4/The International Avant-Garde, Volume 41960 · Etching and drypointplate: 5 11/16 × 4 1/2" (14.4 × 11.4 cm)Museum of Modern Art