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