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  1. The Battle Of The Wilderness, Virginia, May 5th, 1864
  2. Sioux Dance, 1890
  3. The Planet Neptune
  4. Official White House Portrait Of George H. W. Bush By Herbert Abrams
  5. Oregon, Owyhee River Valley. Close-up of Morrisonite Jasper
  6. Mushroom Chart I light
  7. Dental X-ray
  8. Vintage Parchment Hydraulic Drilling Rig Patent Poster
  9. Pneumonia Strikes like a Man Eating Shark - WPA Poster
  10. Graduated Cylinders And Flasks
  11. The nerve supply of the upper body
  12. Teachers III Blue
  13. Assembly Required to Build Our Future on Mars and its Moons
  14. Colorado - USGS State Mosaic
  15. Paris at Thermopylae
  16. Sigmund Freud
  17. The Battle of Bosworth - Into Battle
  18. Battle Of Gettysburg, 1863
  19. Vintage Parchment Otoscope Patent Print
  20. Sohrab Facing the Tent of the Persian Army Leaders. Shahnameh. The Book of Kings. 16th c
  21. Civil War Fort I
  22. How Seeds Travel
  23. Detail of hieroglyphic writing. Museum of Fine Arts. Budapest. Hungary
  24. Paul Charles Morphy (1837-84) engraved by D.J. Pound from a photograph
  25. Study of the Human Figure, Anterior View
  26. Mohawk Village, 1780
  27. Venus I
  28. Balance
  29. Portrait of Ulysses S. Grant (1822-85)
  30. Sierra de Velasco - USGS Earth as Art
  31. Good Grades and Good Health Go Together - WPA Poster
  32. Utah - USGS State Mosaic
  33. Abraham Lincoln (1809-65) plans his campaign during the American Civil War (1861-65)
  34. The Planet Venus
  35. Mexican Revolution (1910-19). Train with wounded revolutionary fighters
  36. David Copperfield. Illustration for the Charles Dickens novel David Copperfield
  37. Miss Havisham. Illustration for the Charles Dickens novel Great Expectations 1910
  38. Titanic
  39. Living Relatives of Dinoaurs
  40. Photomicroscopic close up of a snowflake crystal
  41. Electric Tattooing Device, Charles Wagner, 1904
  42. World War I, Map, c1919
  43. Anterior view of human pelvis, with labels
  44. Ida B. Wells, 1891
  45. Development of Arabic numerals
  46. Caduceus and graph
  47. California, Summit City, Shasta Dam, Shasta Lake, with view of Mt. Shasta
  48. The First Public Reading of the Declaration of Independence