D. A. Rovinskii’s Collection of Russian Lubki (18th–19th Century)

Persian Demons from a Book of Magic and Astrology (1921)

Edward Lear’s Nonsense Botany (1871–77)

Jan van Kessel’s Signature of Caterpillars and Snakes (1657)

The Notre-Dame Cathedral in Art (1460–1921)

Hans Prinzhorn’s Artistry of the Mentally Ill (1922)

Kumataro Ito’s Illustrations of Nudibranchs from the USS Albatross’ Philippine Expedition (ca. 1908)

Fore-Edge Book Paintings from the Boston Public Library

The Bakemono Zukushi “Monster” Scroll (18th–19th century)

Utagawa Hiroshige: Last Great Master of Ukiyo-e

The Egg Dance: From Peasant Village to Political Caricature

Steam-Powered Tooth Extraction on an Envelope (1894)

Details from Gustav Klimt’s The Kiss (1908)

The “Salad Oil Style” of Jan Toorop

The Model Book of Calligraphy (1561–1596)

The Civil War Sketches of Adolph Metzner (1861–64)

The Concealed Erotic Paintings of Sommonte (19th Century)

The War Art of Paul Nash (1917–1944)

The Maps of Matrakçı Nasuh, Ottoman Polymath

A Selection from The MET’s Public Domain Collection, Now Free from All Restrictions

Rainbows in Art

The Human Alphabet

Painted Photograph of an Unknown Man (ca. 1855–70)

Details from Bosch’s Garden of Earthly Delights (ca. 1500)