Nicéphore Niépce's heliography process used bitumen of Judea mixed with lavender oil, in which sunlight hardened the solution in exposed areas while unexposed portions remained soft and could be washed away.
Sources
- History of photography | History, Inventions, Artists, & Facts - Britannica (britannica.com)
- https://www.hrc.utexas.edu/niepce-heliograph/ (hrc.utexas.edu)
- https://blog.scienceandmediamuseum.org.uk/a-z-of-photography-joseph-nicephore-niepce-first-photograph/ (blog.scienceandmediamuseum.org.uk)
- https://www.amusingplanet.com/2021/10/the-first-photograph-in-history.html (amusingplanet.com)
More in History
- Ancient Egypt began using arithmetic, algebra, and geometry shortly after Sumer, Akkad, and Assyria, around 3000 BC.
- The Annals of Thutmose III provide the largest and most detailed account of military exploits of any ancient Egyptian king.
- Japanese leaders were tried for war crimes after World War II.
- In 1919, the U.S. Bureau of Mines initiated the first respirator certification program in the United States.
- INAH archaeologist Alberto Vázquez said there were no records at the time linking the Campo Viejo discoveries to other ancient sites.
- Early aerial photographic reconnaissance in World War I relied on an aircrew member, usually the observer, to operate heavy, awkward hand-held cameras.