Theodore-Henri Fresson (1865–1951) was an agronomist. He is the inventor of a photographic paper, Charbon-Satin, a type of carbon print. It uses pigment rather than dye, and is generally stable. The process has been kept secret but is still practised by members of his family.
References
- Hannavy, John (2013-12-16). Encyclopedia of Nineteenth-Century Photography. Routledge. pp. 556–557. ISBN 978-1-135-87327-1.
- "Fresson prints". www.loc.gov. Retrieved 2020-06-18.
- Pénichon, Sylvie (2013). Twentieth-century Color Photographs: Identification and Care. Getty Publications. p. 90. ISBN 978-1-60606-156-5.
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