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November 15, 2024 - November 17, 2024
9:30 am - 4:30 pm
Four Colour Carbon ABOUT THE CARBON PROCESS The carbon process, initially a black-and-white process using lampblack (carbon black), was invented by Alphonse Poitevin in 1855. The process was later adapted to color, through the use of pigments, by Louis Arthur Ducos du Hauron in 1868. Carbon photographs were the (more…)