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  1. Sir John Hawkins (1532-95)
  2. Mushroom Chart I light
  3. A composite showing different stages of the 2010 solstice total moon eclipse
  4. Vintage Civil War print of Abraham Lincoln riding on horseback as a crowd cheers
  5. Stethoscope
  6. Arthritis of the knee, X-ray
  7. Famous prehistoric rock paintings of Tassili N'Ajjer, Algeria
  8. South American Independence
  9. General Curtis LeMay and President Kennedy
  10. Colon blood vessels, light micrograph
  11. Space Suit
  12. Flatboat, 19th Century
  13. Austenaco, Great Warrior, Commander in Chief of the Cherokee Nation
  14. Spatial dimensions, conceptual artwork
  15. Ball Play Of the Choctaw, 1840s
  16. Photograph of logarithmic slide rule
  17. The Quack Frog, illustration from Aesop's Fables
  18. Watercolor Agate I
  19. Stacked Agate I
  20. Study of the Human Figure, Lateral View
  21. Agate Geode I
  22. Indigo Agate C
  23. Stacked Agate II
  24. Agate Studies IV
  25. Portrait Of Harriet Tubman, 1868-69
  26. The Planets, excluding Pluto
  27. Map Of the Battle Of Gettysburg, 1863
  28. Solar System (Colored)
  29. The Rainforest
  30. Living Relatives of Dinoaurs
  31. Moss Agate
  32. Earth Agate E
  33. Superior view of human brain with colored lobes and labels
  34. Titanic survivors in lifeboat
  35. Vitruvian Skeleton
  36. A Mad Teaparty By Charles Folkard
  37. Houdini Diver Suit
  38. Frank Whittle's early development of the jet engine
  39. The Sinking of the Laconia in 1942
  40. Mars
  41. Purple Watercolor Agate I
  42. Desk Tools I
  43. Bright Periodic Table - White, Modern Text
  44. Decorative Lintel from the ancient Mayan city of Yaxchilan, Chiapas, Mexico
  45. Von Karman Vortices - USGS Earth as Art
  46. Oregon, Owyhee River Valley. Close-up of Morrisonite Jasper
  47. Sohrab Facing the Tent of the Persian Army Leaders. Shahnameh. The Book of Kings. 16th c
  48. The bones of the jaw