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  1. Faraday's electrolysis experiment, 1833
  2. Telegraph Key (Morse Code) Type J-37
  3. Johannes Kepler and Tycho Brahe
  4. Red kite, historical artwork
  5. Rainhill Trials steam trains, 1829
  6. Water wheel
  7. Mappa Mundi by La Cosa in 1500
  8. Jonathan Hulls' steamboat, 18th century
  9. Arm bones
  10. Africa, 16th century Spanish map
  11. 19th Century Electric Telegraph Equipment
  12. Paracelsus and the Basel tribunal
  13. Sir Walter Raleigh , English explorer
  14. Muscles of the hand and forearm
  15. Sacred lotus (Nelumbo nucifera)
  16. Lower leg bones and ligaments
  17. Zenobe Gramme
  18. Medieval physician and pharmacist
  19. Torso bones
  20. Measuring electric voltage
  21. Triger's caisson, 19th century
  22. Villa Torrigiani, Camigliano village, Lucca, Tuscany, Italy, Europe
  23. Villa Torrigiani, Camigliano village, Lucca, Tuscany, Italy
  24. The four humours, diagram
  25. Rainbow optics, historical artwork
  26. Pelvis bones and ligaments
  27. Muscles of the back
  28. Muscles of the foot
  29. 15th century surgical equipment, artwork
  30. Dolmen, Neolithic burial chamber 4500 years old, Pembrokeshire, Wales
  31. Umbrella bamboo (Fargesia murielae)
  32. Organic tomatoes
  33. Early astronomical spectroscopy
  34. Guillaume Lemonnier1717-1799
  35. Galen's spirit system
  36. Galileo
  37. Conrad Gessner's nature collection
  38. Measuring electric current
  39. Skull anatomy
  40. Neolithic hunters
  41. 19th-century mining machine
  42. Early escalator, 1894
  43. Tomato plant
  44. Lamps connected in series
  45. Lamps connected in parallel
  46. Tongue anatomy
  47. Sympathetic nerves, upper body