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  1. Tesla Coil Experiment, Circa 1899
  2. Four kinds of lamp: Edison, Maxim, Swan, and Werdermann
  3. Astronomical Clock, Prague
  4. American diesel locomotive
  5. Nikola Tesla With Machine
  6. City ambulance, 19th century
  7. Early electrical equipment
  8. Newspaper printing press
  9. Bicycle diagram, 19th century
  10. Ear trumpets
  11. Electronic simulator, 1954
  12. Galloway steam boiler
  13. Ear trumpets
  14. Thomas Edison, US inventor
  15. Daimler automobile, 19th century
  16. Features of fingerprints
  17. Armillary sphere, 18th century artwork
  18. 1920s television system, diagram
  19. Telephone switchboard operator, 1914
  20. Muscles used in cycling, 19th century
  21. Brewery kettle, 19th century
  22. The Minerva Balloon designed by Etienne-Gaspard Robert, Dated 19th Century
  23. Apollo 12 Launch Rehearsal, 1969
  24. Cold War medical training, 1958
  25. Water mill and pump, 18th century
  26. 19th Century internal combustion engine
  27. Walking On The Moon, Illustration
  28. Pascal's calculator, 17th Century artwork
  29. Edison talking into his phonograph
  30. Bicycle radio antenna, 1914
  31. Gaulard transformer, 19th century
  32. Scientific American Illustration Of The Flying Bedstead (W Ayers Flying Machine), 1885
  33. Galileo using a telescope
  34. Ford Model T Car
  35. Early petrol locomotives
  36. Early telephone, historical artwork
  37. old-fashioned measuring tool
  38. Nasmyth's steam hammer, artwork
  39. Steam-powered coach, 1829
  40. Armillary sphere, 18th Century artwork
  41. Early electric train
  42. Differential analyser, 1954
  43. Chloroform analysis, 19th century artwork
  44. Distillation apparatus, 19th century
  45. Distillation apparatus, 18th century
  46. Propeller cavitation
  47. Morse code apparatus, historical artwork
  48. Water wheel