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  1. Pile of paperback books on desk in school library.
  2. Scanning electron micrograph of HIV particles infecting a human T cell
  3. Malachite
  4. Desert to Forest - USGS Earth as Art
  5. Tribute To Vikings
  6. Richat Structure - USGS Earth as Art
  7. The bones of the head, neck and face
  8. Arthritis of the hip, X-ray
  9. Agate Geode I
  10. Normal hip, X-ray
  11. Close Ups Of Fortification On Crazy Lace Agate
  12. Earth I
  13. Wind turbine in rural location with old barn in Cavalier County, USA
  14. Energy
  15. Earth Agate A
  16. Normal knee, X-ray
  17. The Summer Road
  18. Young boy in school writing on chalkboard
  19. Tennessee - USGS State Mosaic
  20. Michigan - USGS State Mosaic
  21. Wright Flyer sculpture at Wright Brothers National Memorial, North Carolina
  22. Sagenite On Mexican Agate
  23. Relief depicting a pharaoh making an offering, Temple of Luxor, Egypt
  24. Laboratory Equipments
  25. Paisley Agate
  26. Primo Carnera, 1906 - 1967, Nicknamed The Ambling Alp, Italian Professional Boxer, 1938
  27. Vintage American History print of Colonel Theodore Roosevelt
  28. Conversion
  29. Caribbean Luxury - USGS Earth as Art
  30. Knight's armor
  31. Idaho - USGS State Mosaic
  32. Beyond Our Solar System III
  33. Running On The Wind
  34. Bogda Mountains - USGS Earth as Art
  35. Fortifications in front of Atlanta, Georgia, during the American Civil War
  36. Ferry boat altered to gunboat during the American Civil War
  37. Himalayas - USGS Earth as Art
  38. Oklahoma - USGS State Mosaic
  39. Christmas Jasper
  40. Abraham Lincoln, 1809
  41. The Planets, excluding Pluto
  42. Scanning electron micrograph of an apoptotic HeLa cell
  43. Soldiers at camp during the American Civil War
  44. Jupiter I
  45. Volcanoes - USGS Earth as Art
  46. Ice Stars - USGS Earth as Art
  47. Minnesota - USGS State Mosaic
  48. Saturn III