Extraction of Peruvian Bark Alkaloids by hot Petroleum in Vacno

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The Pharmaceutical Industry of France: 'Extraction of Peruvian Bark Alkaloids by hot Petroleum in Vacno' (1906). Artist/photographer: Unsigned . Provenance: "Scientific American". Type: Antique halftone photographic print.

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Size: 5639px × 3419px
Photo credit: © Antiqua Print Gallery / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 1906, 20th, alkaloids, antique, bark, century, extraction, france, halftone, hot, industry, peruvian, petroleum, pharmaceutical, photographic, print, twentieth, vacno, vintage