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  1. Vintage Parchment Otoscope Patent Print
  2. Row of pencils on table
  3. Human Skeleton: Lateral view in Crouching Posture
  4. Alfred (849-899) disguised as a minstrel in the camp of King Guthrum
  5. Circulatory system and brain, artwork
  6. Science classroom
  7. Mission Santa Ynez or Ines, Solvang, California
  8. Close Ups Of Fortification On Crazy Lace Agate
  9. Classical Montage
  10. Circulatory system and brain, artwork
  11. The cervical vertebrae
  12. The Dream
  13. Canada, Quebec. Honey Economusee. Beehive
  14. Desert Patterns - USGS Earth as Art
  15. To Polish The Sun
  16. Nebraska - USGS State Mosaic
  17. Pipes at Nesjavellir Geothermal Power Plant, Iceland
  18. Globe And Books
  19. Cross section biomedical illustrationBiomedical illustration of dental filling
  20. Male skeleton, computer artwork.
  21. Portrait of Henry Knox (1759-1806)
  22. Conceptual image of platelet, red blood cell and white blood cell
  23. Practical Mechanics, September 1956
  24. Bomjamin II
  25. Bright Periodic Table - Navy, Classic Text
  26. License Plate Periodic Table
  27. Bright Periodic Table - Black, Classic Text
  28. Long Island Railroad Communication Lines
  29. Practical Wireless, May 1957
  30. Work the Night Shift on Martian Moon Phobos
  31. Cingulate gyrus in the brain, artwork
  32. Washington - USGS State Mosaic
  33. Roof of the World - USGS Earth as Art
  34. The Tocsin Of Liberty Rung By The State House Bell, Philadelphia On July 4th 1776
  35. Martin Luther King, Jr. (1929-1968)
  36. The human body with superimposed colored plates by Julien Bougle
  37. Portrait of Anton Chekhov (1860-1904) 1902
  38. Outback Abstract
  39. Illustration of strip of land known as the 'fertile crescent'
  40. Deforestation
  41. California - USGS State Mosaic
  42. Thel's Motto, plate 2 from The Book of Thel, 1789
  43. Generator and Fan Belt in a Car Engine
  44. Teacher Truths VII-Rewarding
  45. Coahuila, Mexico - USGS Earth as Art
  46. Hampton Institute, 1899
  47. Old Mother Hubbard, from Old Mother Goose's Rhymes and Tales
  48. Deinonychus