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  1. German printing press inventors
  2. Robert's Self Acting Mule Drawn
  3. Sound engineer Harry Proodian testing microphones in a Fox motion picture studio
  4. Drawing Frame End Elevation At Left And Plan At Right
  5. Early escalator, 1894
  6. Lights and lamps from long ago
  7. Compass
  8. Fire Engine
  9. Communication Satellite, Brewster, Washington
  10. 60-inch cyclotron at the University of California, Berkeley, June 8, 1940
  11. Pascal's Machine Parts
  12. Eighteenth Century Illustration Of A New Machine To Go Without Horses
  13. Richard H. Ranger American electrical engineer, sound engineer, and inventor
  14. Film engineer using the Dunning Method
  15. Death Valley
  16. End Elevation Of Throstle
  17. Engraving of the Bullock Rotary Press of 1865
  18. Pneumatic Devices
  19. Family viewing 'Magic Lantern,' c. 1880-1900 French Color Engraving
  20. The Water-Works Of London Bridge, First Erected In 1582
  21. Hydraulics in Motion
  22. Carding Engine End Election Top And Plan At Bottom
  23. Radio telegraph recorder is able to capture Morse messages at 5,000 words per minute
  24. Discovering Our Cities: Where Cotton Was King
  25. Vintage Office V
  26. Dr. Jean Piccard was engineer, professor and high-altitude balloonist
  27. Three-pronged electrical plug on stainless steel.
  28. Film engineer using the Dunning Method
  29. Auguste Piccard, famous Belgian scientist twice penetrated the stratosphere
  30. Auguste Piccard and his assistant Charles Kipfer preparing for ascent to the atmosphere
  31. Solar park, Ciudad Real, Spain
  32. Man Ploughing With a Steam Machine in 1834, French color Engraving
  33. Lights and lamps from long ago
  34. Television tower at Alexandra Place in London, Aug, 17, 1936
  35. Spin
  36. At the end of the assembly line, inspected televisions are packaged
  37. Auguste Piccard pierced the stratosphere twice in a balloon borne capsule
  38. Inventor Joseph Massolle listening to the first screening of German Movietone News
  39. Color television is demonstrated at Radiolympia Exhibition in London, Sept 1949
  40. Radiation detection by technicians from the Knolls Atomic Power Laboratory
  41. Robert Hutchings Goddard assembling a rocket with tail-fins, Dec. 26, 1937
  42. Auguste Piccard beside the 'nacelle' that carried him into the stratosphere