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  1. View looking from inside the mouth while at the dentist
  2. Silver birch twig, SEM
  3. Agate Sample
  4. Energy
  5. 19th Century internal combustion engine
  6. Oregon, Owyhee River Valley. Close-up of Morrisonite Jasper
  7. Artwork of Mars Polar Lander descending onto Mars
  8. Crystal
  9. Fused Bulbs
  10. Male muscles, artwork
  11. Ichthyosaur and prey
  12. Composite image of the phases of the Moon
  13. Molecule Testosterone
  14. Resonance experiment
  15. Rhodopsin protein molecule
  16. Durer's world map, 1515
  17. Bones of right leg - anterior view. skeletal system
  18. Geranium (Pelargonium sp.) leaves
  19. Myelinated nerve, TEM
  20. Nerve cell, artwork
  21. Wyoming - USGS State Mosaic
  22. Oregon. Close-up of Owyhee Picture Jasper stone
  23. Cingulate gyrus in the brain, artwork
  24. Arterial embolism
  25. Glacial sand deposit
  26. Mt. Etna - USGS Earth as Art
  27. Pollen grains, SEM
  28. Standard lathe
  29. Swirling oils show molecular properties
  30. Cochlea detail with vestibulocochlear nerve
  31. Molecule Estrogene
  32. San Luis, Argentina - USGS Earth as Art
  33. Mycobacterium tuberculosis bacteria
  34. Oregon - USGS State Mosaic
  35. Abstract line pattern.
  36. Colored engraving of Newton's reflecting telescope
  37. Internal view of the human heart
  38. Berliner helicopter, 1922
  39. Conceptual image of platelet, red blood cell and white blood cell
  40. Rocky Mountains - USGS Earth as Art
  41. ATCG, 2014
  42. Chemistry, graduated beakers
  43. Magnetic field
  44. Instruments for removing bladder stones
  45. Roof of the World - USGS Earth as Art
  46. Computer enhanced image of a snow flake
  47. Soap bubbles
  48. Red blood cells, SEM