Gahn sentence example

gahn
  • He left Stockholm in 1770 and took up his residence at Upsala, where through the agency of Johann Gottlieb Gahn (1745-1818), assessor of mines at Fahlun, he made the personal acquaintance of Bergman.
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  • This method was generally adopted until 1775, when Scheele prepared it from bones, which had been shown by Gahn in 1769 to contain calcium phosphate.
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