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  1. Lady Bell Plant Pollen
  2. The arteries of the brain
  3. A Black Soldier In the Union Army Leading A Supply Train, 1864
  4. Royal Court of French King Francis I at the Castle of Blois
  5. Detached blood clot, artwork
  6. Portrait of Henry Clay (1777-1852)
  7. Human nervous system, computer artwork.
  8. To the Jews, plate 27 from Jerusalem, 1804-20
  9. Photo of industrialist Andrew Carnegie
  10. Abdominal fat tissue, SEM
  11. Man using laptop computer
  12. Vintage World War I propaganda poster
  13. Bellflower Petal
  14. Conceptual image of human eye and skull
  15. George Washington Carver
  16. Murat Prevents Retirement Friant's Division at Battle of Borodino
  17. North Carolina - USGS State Mosaic
  18. The bones of the foot
  19. Oil drilling rigs out in the ocean with a view of the coastline, Invergordon, Scotland
  20. Chinese compass, 18th century manuscript
  21. The cervical vertebrae
  22. Teacher Truths black I-Successful Students
  23. Palmtop
  24. General colon anatomy, with labels
  25. Conceptual image of DNA
  26. Blood vessels and kidneys, artwork
  27. Coelophysis
  28. Conceptual image of flagellate bacterium
  29. Coahuila, Mexico - USGS Earth as Art
  30. Conceptual image of plasmodium causing malaria
  31. Teachers III Blue
  32. STS-135 Mission
  33. Woburn Abbey
  34. Russia, Coronation Dinner
  35. Conceptual image of human tooth
  36. French fashion designer Yves Saint Laurent with models
  37. Washington - USGS State Mosaic
  38. The Rosetta Stone
  39. Delaware - USGS State Mosaic
  40. Brain surface anatomy, with labels
  41. Compsognathus
  42. Plan Of Tenochtitlan, 1556
  43. The Earth's Annual Orbit
  44. St. Francis Xavier University, Antigonish, Nova Scotia, Canada
  45. Canada, Quebec. Honey Economusee. Beehive
  46. Italy, Sicily, Siracusa, Monte Lauro, wind turbine
  47. Caudipteryx
  48. A Comparison of Meat-Eating and Plant-Eating Dinosaurs