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• Apparaat maakt licht hoorbaar voor blinden / Blind man hearing light

  • Uploaded by: Nationaal Archief
  • License: No known copyright restrictions
  • 2 comments
  • 25 favorites
  • 22,404 views
  • Date taken: 2009-12-18 13:15:00
  • Date uploaded: 2009-12-18
  • Tags: uitvindingen, inventions, spaarnestadphoto, blind, hear, horen, licht, light, 1912, disability, technology, invention, fournierdalbe, optophone, engineer, selenium, optical
  • Visibility: public
• Steenfabricage

  • Uploaded by: Nationaal Archief
  • License: No known copyright restrictions
  • 0 comments
  • 1 favorite
  • 4,055 views
  • Date uploaded: 2008-09-08
  • Tags: nationaal, archief, nationaalarchief, fraueckelichtschatten, shadow, woman, light, women, wheelbarrows, bricks
  • Visibility: public