Did Levi Hill invent colour photography in upstate New York in 1850? Radio programme All Things Considered takes a look:
The Smithsonian is tackling one of the biggest mysteries in the history of photography — whether color photography was first invented by an American minister from Westkill, N.Y. His contemporaries called his work a fraud, but a new analysis suggests that the story is not that simple.
Listen to the segment online at NPR (requires Real Media Player or Windows Media Player)