Insect, Moth Mullein, Forget-Me-Not, and Tomato 1561–1562; illumination added 1591–1596 by Joris Hoefnagel and Georg Bocskay

European Columbines and Sweet Cherry 1561–1562; illumination added 1591–1596 Joris Hoefnagel and Georg Bocskay

Butterfly, Snakeshead, English Walnut, and Sweet Cherry 1561–1562; illumination added 1591–1596 by Joris Hoefnagel and Georg Bocskay

Cool Energy by Wassily Kandinsky, 1926

Thirty by Wassily Kandinsky, 1937

Pink Red by Wassily Kandinsky, 1927

Сontact by Wassily Kandinsky, 1924

Black and Violet by Wassily Kandinsky, 1923

Crucified Christ (detail) by Wassily Kandinsky, 1911

Autumn by Leo Gestel (detail), 1913

Brunnen in Veles by Gustav Wunderwald - 1919

Kiefern mit roter Wolke by Gustav Wunderwald - 1909

Gustav WUnderwald Unterführung in Spandau, 1927

Brücke über die Ackerstraße, Berlin Nord by Gustav Wunderwald, 1927

Sommerlandschaft by Gustav Wunderwald, 1914

Irises by Tsukioka Kôgyo, 1890 - 1900

Portrait of Marie Jeanette de Lange by Jan Toorop, 1900

The Meditating Frog by Sengai Gibon, c. 1820s

Actor Onoe Eizaburo I as a Magician with a Giant Toad by Utagawa Toyokuni, c. 1860s

Frog and Mouse by Dairyusai Getsuju, c. late 18th Century

Frogs in Sumo Match by Mori Shūhō, early 19th Century

Fashionable Battle of Frogs by Kawanabe Kyōsai Part I, 1864

Fashionable Battle of Frogs by Kawanabe Kyōsai Part II, 1864