null, Most Popular
- Poster for Delft Salad Oil Jan Toorop, 1894
- The Cyclops François Desprez, 1562
- Plate 93, Mycetozoa Ernst Haeckel, 1904
- Group of Sunspots and Veiled Spots Étienne Léopold Trouvelot, 1882
- Daylight Bombshells Hirayama Fireworks Co., ca. 1883
- The Mineralogist George Spratt, 1830
- Ilona Came Floating Up Through the Waves Jay Van Everen, 1922
- Spider, Love-in-a-Mist, Potter Wasp, and Red Currant Joris Hoefnagel, ca. 1595
- Man Attacking Merman Athanasius Kircher, 1677
- The Blue Egyptian Water-Lily Robert John Thornton, 1807
- Melencolia I Albrecht Dürer, 1514
- "The Eyes looked at her thoughtfully" W. W. Denslow, 1900
- Louis Renard's Fish, Plate X Louis Renard (after Samuel Fallours), 1754
- Comets Anonymous, 1860
- Long-Tsing-Yu II François-Nicolas Martinet, 1780
- Taurus Sidney Hall, ca. 1825
- Eclipse Diagram from Smith's Illustrated Astronomy Asa Smith, 1849
- Ophelia with a Blue Wimple in the Water Odilon Redon, 1905
- The Ghost of Oiwa Katsushika Hokusai, ca. 1830
- Dr. Zane's Antidote - A Sure Cure for Drunkeness Peter S. Duval, ca. 1864
- Fly, Caterpillar, Pear, and Centipede Joris Hoefnagel, ca. 1595
- Walking Couple by Moonlight Gesina ter Borch, 1654
- Man with Rickshaw on Tree-lined Road Anonymous (Herbert Geddes Collection), ca. 1900
- Blue Crane or Heron John James Audubon, 1827–38