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Title: Georg Ernst Stahl (1660-1734)
Caption: Georg Ernst Stahl (1660-1734) German chemist and medical theorist. Proposed the phlogiston theory of combustion. Engraving from his "Opusculum Chymico-physico-medicum" (1715). (Photo by: Universal History Archive/UIG via Getty Images)
Category: UIG HISTORY
Credit: Album / Universal Images Group / Universal History Images \ UIG
Image size: 4148 × 5055 px | 60.0 MB
Print size: 35.1 × 42.8 cm | 1633.1 × 1990.2 in (300 dpi)