Jean de la Huerta, Mourner from the Tomb of John the Fearless and Margaret of Bavaria, 1443–45, salins alabaster, Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/119143

Pablo Picasso, Portrait of Fernande Olivier, 1906, Drypoint with plate tone on copper in black on ivory laid paper, Art Institute of Chicago, Chicago. https://dartabase.art/cite/aic/41433

Diego Velázquez, Portrait of the Jester Calabazas, c. 1631–32, oil on canvas, Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/141549

Francisco José de Goya y Lucientes, Francisco Goya y Lucientes, Painter, plate one from Los Caprichos, 1797/99, Etching, aquatint, drypoint and burin in black on ivory laid paper, Art Institute of Chicago, Chicago. https://dartabase.art/cite/aic/62560

Bartolomé Esteban Murillo, Madonna Nursing the Christ Child, c. 1670–72, pen and brown ink and brush and brown wash over red and black chalk, with traces of white; framing lines in pen and brown ink, Cleveland Museum of Art, Cleveland. https://dartabase.art/cite/cleveland/144216