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  1. Armillary sphere, 18th Century artwork
  2. Electronic components
  3. Pascal's calculator, 17th Century artwork
  4. Early electric train
  5. Aerospace technician working on the engine
  6. iPod Patent Blue
  7. Microprocessor chips
  8. Fiber optic cables
  9. Early telephone, historical artwork
  10. Nasmyth's steam hammer, artwork
  11. Macrophotograph of a circuit board
  12. Solar power plant, California
  13. Marie Curie
  14. Distillation apparatus, 19th century
  15. Various diodes
  16. Digital blood pressure monitor
  17. Computer disc and receipt on abstract background (Digital Composite)
  18. Distillation apparatus, 19th century
  19. Lights bulbs shining in the darkness.
  20. Watch gears, SEM
  21. Propeller cavitation
  22. Vintage Parchment 3 1/2 Inch Floppy Disk Patent Poster
  23. General Electric Motor Factory
  24. Telegraph Key (Morse Code) Type J-37
  25. Railway signalman, 19th century
  26. Napier Lion Engine
  27. Differential analyser, 1954
  28. 17th Century fire fighting, artwork
  29. Generator and Fan Belt in a Car Engine
  30. Light bulb, historical artwork
  31. Rainhill Trials steam trains, 1829
  32. Setting knobs on a DJ mixer for adjusting the sound output.
  33. Distillation apparatus, 18th century
  34. Brewery kettle, 19th century
  35. Jonathan Hulls' steamboat, 18th century
  36. 50 Kilowatt Broadcasting Modulator
  37. Drawing of an armillary sphere
  38. Neutrino detector
  39. Losh and Stephenson's carriage
  40. Circuit Board Tin Contacts
  41. Ader's flying machine, 19th century
  42. 19th Century Electric Telegraph Equipment
  43. Telecommunication Towers near Bulls Head, Dingle Peninsula, County Kerry, Ireland
  44. MEMS production, quality control
  45. Personal organizer, glasses, newspaper and laptop on desk
  46. Oscilloscope showing voltage/time trace
  47. Apollo 11 Moon Plaque, 1969
  48. Gaulard transformer, 19th century