• 1837
  Louis Daguerre's first daguerreotype - the first image that was fixed and did not fade and needed under thirty minutes of light exposure.
• 1840
  First American patent issued in photography to Alexander Wolcott for his camera.
  http://inventors.about.com/od/pstartinventions/a/Photography.htm
• the camera is my historical innovation the first was was called the camera obscure ''Aristotle in ancient Greece and the Arabs around 1,000 A.D. were familiar with the principle of what we now call the camera obscure ''(wallaea11). In 1802 Thomas Wedgwood thought to use chemicals to make a photograph (wallace15). 1827 Joseph nicephore made the first permanent photograph in France (wallace17).
• The problem this innovation solved was being able to take permanent pictures of people and things.

the camera by Joseph Wallace 2000 common publishing llc new Canaan Connecticut.