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  1. African Warriors
  2. Vintage Parchment Windmill 1906 Patent Poster
  3. The Summit Of Little Round Top During the Battle Of Gettysburg, 1863
  4. Carl Sagan
  5. Wheat Mower with Hat, Seen from Behind, by Vincent van Gogh, c. 1870-90
  6. Alexander Hamilton, by John Trumbull, 1792
  7. American Frohse Anatomical Wallcharts, Plate II
  8. Unfinished Portrait of Napoleon I formerly attributed to Jacques Louis David 1808
  9. Jacob's Pharmacy
  10. Highlights from History: Ireland's 'Great Rebellion'
  11. John Brown on 30 August 1856 intercepting a body of pro-slavery men
  12. Portrait Of Rosa Parks, Civil Rights Leader
  13. The Lion, Jupiter and the Elephant, illustration from Aesop's Fables
  14. Poe
  15. Hello Calculator
  16. The Fir-Tree and the Bramble, illustration from Aesop's Fables
  17. Cherry Tree - Botanical Illustration
  18. Vintage Civil War print of a Union Drummer Boy holding a rifle on battlefield
  19. Superior view of human brain with colored lobes and labels
  20. Stacked Agate I
  21. Pi to 2198 decimal place
  22. Surveyors Wanted to Explore Mars and its Moons
  23. Solar System (Colored)
  24. Sir John Hawkins (1532-95)
  25. Earth
  26. Illustrated USA
  27. Study of the Human Figure, Lateral View
  28. Pythagoras Maths Equation
  29. Space Suit
  30. The Planet Saturn
  31. Malcolm X
  32. Florence Nightingale (1820-1910) illustration from World Noted Women
  33. For Your Country's Sake Today - Women in the Armed Forces
  34. Knights charging into battle
  35. Washington Crossing The Delaware On The Evening Previous To The Battle Of Trenton
  36. Desk Tools III
  37. Gem Stones I
  38. Vintage World War II poster featuring a fighter plane and a ship patrolling the sea
  39. The Planet Earth
  40. Human brain anatomy, lateral view
  41. John Bunyan. Author Of the Pilgrim's Progress. From The Portrait By Sadler
  42. Desk Tools I
  43. Gem Stones III
  44. Teach on Mars and its Moons
  45. Mathematical Elements II
  46. The Planet Jupiter
  47. Fascimile of a letter from Vincent Van Gogh to Emile Bernard on the 18th March 1888
  48. Frank Whittle's early development of the jet engine