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  1. Practical Television, March 1959
  2. Albert Einstein
  3. Soybeans, early growth, Minnesota
  4. ATCG, 2014
  5. Anatomy of the cochlear duct in the human ear
  6. Anterior view and sagittal view of male urinary bladder
  7. Molecule Glucose
  8. Male skeleton, artwork
  9. Abstract line pattern.
  10. Artwork of the pancreas showing insulin production
  11. Rib cage of human skeleton
  12. Gregor Mendel, caricature
  13. Valley And Mountain Breezes
  14. The cervical vertebrae
  15. Venus Under False Color
  16. Faraday's electrolysis experiment, 1833
  17. Vertebrates
  18. Rocket, Be Greater Than Average
  19. Agate Sample
  20. Fused Bulbs
  21. Helicobacter pylori bacteria
  22. Conceptual image of DNA
  23. Allosaurus dinosaur skull
  24. Red blood cells, SEM
  25. Invertebrates
  26. Beer, the Hop Plant, 1836
  27. Pseudomonas aeruginosa bacteria, SEM
  28. Variety Of Flasks
  29. Cells
  30. Human body and digestive system, perspective view
  31. Cervical spinal nerves, 1844 artwork
  32. Tongue surface, SEM
  33. Deforestation
  34. Veterinarians examining the Greyhound in the office
  35. Layers Of The Ionosphere
  36. Oregon - USGS State Mosaic
  37. Skin cancer cell, SEM
  38. Escherichia coli bacteria, SEM
  39. Arabic science timeline
  40. Comparing Saurischian and Ornithischian Pelvises
  41. 19th Century Electric Telegraph Equipment
  42. Byrd Glacier - USGS Earth as Art
  43. Schematic of the hypothalamus receiving nerve impulses from the body
  44. Geography of the Heavens VIII
  45. Pills being poured into a bottle after counting
  46. Swirling oils show molecular properties
  47. Anatomy of human pancreas, with labels
  48. Morse code apparatus, historical artwork