František Kupka, [Untitled], 1928, Gouache, watercolor, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38252

Alfonso Ramirez Fajardo, Fiesta, 1942, Watercolor, pencil, and colored pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38042

Carlos Rojas, Apolo 0.9, 1966, Synthetic polymer paint and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35100

Anonymous Artist, Portrait of a Young Man, c. 1650, oil on canvas, National Gallery of Art, Washington. https://dartabase.art/cite/nga/89

Anonymous Artist, Andrea de' Franceschi, late 16th or early 17th century, oil on canvas, National Gallery of Art, Washington. https://dartabase.art/cite/nga/42

Anonymous Artist, The Smiling Girl, c. 1925, oil on canvas, National Gallery of Art, Washington. https://dartabase.art/cite/nga/62

Julio Montenegro, To Work Is to Pray (Laborar es orar), c. 1928, Colored ink, watercolor, and colored pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37951

Anonymous Artist, Pope Innocent X, c. 1650, oil on canvas, National Gallery of Art, Washington. https://dartabase.art/cite/nga/87

Anonymous Artist, Madonna and Child, c. 1470, tempera on poplar panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/1189

Anonymous Artist, The Lacemaker, c. 1925, oil on canvas, National Gallery of Art, Washington. https://dartabase.art/cite/nga/61

Alfonso Ramirez Fajardo, Landscape, 1942, Watercolor and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38045

Anonymous Artist, Miss Nelly O'Brien, early to mid nineteenth century, oil on canvas, National Gallery of Art, Washington. https://dartabase.art/cite/nga/1215

Anonymous Artist, Saint Jerome in the Wilderness, c. 1475, tempera on poplar panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/39

Anonymous Artist, Saint Jerome in the Wilderness, c. 1490/1500, tempera on poplar panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/423

František Kupka, Admiration, c. 1899, Gouache, charcoal, watercolor, crayon, and pastel on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/33684

Julio Montenegro, Solidarity!! (Solidaridad!!), 1928, Watercolor and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37954

Anonymous Artist, Christ Appearing to the Virgin, c. 1475, oil on panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/52

František Kupka, Replica of Fugue in Two Colors: Amorpha, 1912, (1946), Gouache, ink, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34761

Unknown 19th Century, Portrait of a Lady, probably c. 1820, oil on canvas, National Gallery of Art, Washington. https://dartabase.art/cite/nga/1131

Anonymous Artist, Saint Bernard with Donor [obverse], probably early 20th century, oil on panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/3200

František Kupka, Replica (1946) of Vertical Planes, (1946), Watercolor, gouache, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34788

František Kupka, View from a Carriage Window, c. 1901, Gouache and watercolor on paper with cardboard overlay, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/34108

Unknown 18th Century, Benjamin West, c. 1776, oil on canvas, National Gallery of Art, Washington. https://dartabase.art/cite/nga/1133

Anonymous Artist, Moonlight, early 20th century, oil on canvas, National Gallery of Art, Washington. https://dartabase.art/cite/nga/3204

Santiago Cárdenas, Dibujo - Figure and Electric Cord, 1991, Synthetic polymer paint, oil paint, oil pastel, and colored pencil on cardboard, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/35213

František Kupka, [Untitled], c. 1925–30, Colored pencil, pencil, ink, and oil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38250

Anonymous Artist, Venus and Cupid in a Landscape, c. 1505/1515, oil on panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/283

Julio Montenegro, Field, c. 1928, Watercolor and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37947

Eduardo Ramírez Villamizar, Black and White, 1956, Gouache and pencil on colored paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37408

František Kupka, Study with Green, (c. 1912), Chalk and gouache on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38151

František Kupka, Prometheus, (1909), Gouache, watercolor, ink, and pencil on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/36018

Anonymous Artist, Study of an Old Man, probably late 17th century, oil on panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/1202