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  1. Atlantis, artwork
  2. Brain anatomy, diagram
  3. 17th Century fire fighting, artwork
  4. 19th Century amphibious vehicle, artwork
  5. Blastocyst implantation, diagram
  6. Construction of the Pyramids
  7. Digestive system, artwork
  8. DNA nucleotides, artwork
  9. DNA nucleotides, artwork
  10. Cephalopd eye, artwork
  11. Earth's magnetosphere, artwork
  12. Six F16 Fighting Falcons with the US Air Force Thunderbirds fly in delta formation
  13. Evolution of life, artwork
  14. Evolution of the Universe, artwork
  15. Eye anatomy,artwork
  16. Le Pont de LEurope, 1876 (for detail see 82874)
  17. Guillaume Lemonnier1717-1799
  18. Human spine, artwork
  19. Human tooth anatomy, diagram
  20. Human tooth anatomy, diagram
  21. Langley's sunspot observation, 1873
  22. Lavoisier equipment, 1787
  23. Lithosphere, artwork
  24. Map Darwin's Beagle Voyage South America
  25. Mushroom anatomy, diagram
  26. Ovarian cycle, artwork
  27. Pantometer, 16th Century
  28. Pond life
  29. Pond life
  30. Salt dissolution, artwork
  31. Semicircular canal, diagram
  32. Stone-age cave paintings, Chauvet, France
  33. Table of mathematical functions
  34. Volvox colony, light micrograph
  35. 1920s television system, diagram
  36. 19th-century mining machine
  37. The Betrothal of the Venetian Doge to the Adriatic Sea, c.1739 30
  38. Durer's Rhinoceros, 1515
  39. Early American steam locomotive
  40. Early electric lamps
  41. Engraving of the Bullock Rotary Press of 1865
  42. F/col STM image of DNA (isometric projection)
  43. A US Marine Corps CH53E Super Stallion
  44. High-pressure steam engine, 19th century
  45. Marconi radio apparatus
  46. Mars map from 1881
  47. Rainbow optics, historical artwork
  48. Standard lathe