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Caption: An engraving depicting an English rotating furnace for the manufacture of sodium carbonate by the Leblanc process, named after its inventor, Nicolas Leblanc. Nicolas Leblanc (1742-1806) a French chemist and surgeon. Dated 19th century
Credit: Album / Universal Images Group / Universal History Archive
Image size: 5100 × 2706 px | 39.5 MB
Print size: 43.2 × 22.9 cm | 2007.9 × 1065.4 in (300 dpi)