Assay laboratory, showing muffle furnace and balance, left. From De la pirotechnia by Vannoccio Biringuccio (Venice, 1540).

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Photo credit: © Universal History Archive/UIG/SCIENCE PHOTO LIBRARY / Alamy / Afripics
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Keywords: 1540, assay, balance, biringuccio, de, furnace, la, laboratory, left, metal, metallurgy, muffle, pirotechnia, vannoccio, venice