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  1. Telecommunication Towers near Bulls Head, Dingle Peninsula, County Kerry, Ireland
  2. Gaulard transformer, 19th century
  3. Mechanical Elements
  4. Edison talking into his phonograph
  5. Garnerin's parachute design, 1797
  6. Old Technological Hardware
  7. Parkes radio telescope at night, Parkes, NSW, Australia.
  8. Turning the Desert into a Land of Plenty, illustration from 'Mighty Machines', 1980
  9. King Log, illustration from Aesop's Fables
  10. Cut-away artwork of a windmill for grinding corn
  11. Hornblower's engine
  12. Mule-Jenny Drawn
  13. A machine emitting steam
  14. Water mill and pump, 18th century
  15. Telephone Assembly Line
  16. Telecommunication Towers near Bulls Head, Dingle Peninsula, County Kerry, Ireland
  17. Computer graphic line graph, full frame
  18. Communications central
  19. Electronic and biologic systems, artwork
  20. Morse's telegraph receiver
  21. Recording thumbprint
  22. Astrolabe, 1574
  23. Propeller cavitation
  24. China Consumerism
  25. Radio Operator
  26. Genome sequencing machine
  27. Electrical cables
  28. Chain and lock on laptop computer
  29. United States, Satellite Dish
  30. A television in the kitchen for the first broadcast of a cooking show in New York
  31. Chit Chat
  32. The London telephone exchange
  33. De re militari by Roberto Valturio
  34. Artificial heart, 19th century
  35. Hargreave's Spinning Jenny
  36. Portable television in a New York City elevator, Oct 5, 1949
  37. Stanley Livingston (and Ernest Lawrence with the 27-inch cyclotron in 1934
  38. 19th-century mining machine
  39. Electric sub station
  40. Worker examining empty airplane
  41. Hydraulic Systems
  42. United States, California, Owens Valley Radio Observatory (OVRO), Radio Telescope
  43. Light bulb
  44. A Victorian telegraph office
  45. Radio telescope at sunset, Stanford, California
  46. 19th Century furnace for gas lighting
  47. Solar cell
  48. German printing press inventors