Ellsworth Kelly, Study for La Combe II, 1950, Cut-and-pasted colored paper and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37208

Ellsworth Kelly, Tulip, 1980, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33675

Ellsworth Kelly, Study for White Sculpture, 1958, Cut-and-pasted paper and pencil on tracing paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37233

Ellsworth Kelly, Study for Rebound, 1955, Ink and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37221

Ellsworth Kelly, Spectrum Colors Arranged by Chance VI, 1951, Cut-and-pasted color-coated paper and pencil on four sheets of black paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35484

Ellsworth Kelly, Tuileries, 1949, Pencil on lined paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37237

Ellsworth Kelly, Spectrum Colors Arranged by Chance II, 1951, Cut-and-pasted color-coated paper and pencil on four sheets of paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37202

Ellsworth Kelly, Study for Sculpture for a Large Wall, 1956, Ink and pencil on blueprint, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34496

Ellsworth Kelly, Study for Black Ripe, 1954, Ink and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33061

Ellsworth Kelly, Automatic Drawing: Pine Branches VI, 1950, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37190

Ellsworth Kelly, Study for Window, Museum of Modern Art, Paris, 1949, Ink and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37225

Ellsworth Kelly, Study for Sculpture for a Large Wall, 1956, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34478

Ellsworth Kelly, Apples, 1949, Pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37268