Lassar Cohn

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Lassar Cohn (born September 6, 1858 in Hamburg , † October 9, 1922 in Königsberg , East Prussia) was a German chemist , university professor and non-fiction author . He published many of his writings with the author's name Lassar-Cohn .

Life

Lassar Cohn attended high school in Königsberg ; He studied at the Universities of Heidelberg, Bonn and Koenigsberg chemistry and a doctorate in 1880 for Dr. phil. Cohn received his habilitation in 1888 and was appointed private lecturer at the University of Königsberg and appointed professor in 1894. In 1897 he moved to the Ludwig Maximilians University in Munich , but ended this teaching activity the following year. After researching for several years as a private scholar , he taught again at the University of Königsberg from 1902 to 1907. He then practically worked as a manager of various chemical factories.

Cohn gave popular public lectures on chemistry, which he published in numerous books. In addition to numerous specialist articles, he has also written books on working methods in organic-chemical laboratories, on bile acids from cattle and humans and the volume "Practice of urine analysis", which was last published in 1951.

Fonts

  • Modern chemistry. Twelve lectures for doctors. 1891.
  • Practice of urinalysis. 1897 / 2nd edition 1898
    Practice of chemical and microscopic urinalysis for doctors, pharmacists and chemists. 9th edition completely revised and expanded by Hans Kaiser, Barth, Leipzig 1951.
  • The acids of cattle and human bile. 1898.
  • Working methods for organic chemical laboratories. 3rd edition, 1902.
  • Introduction to chemistry in an easy-to-understand form. 2nd edition, 1903.
  • The chemistry in everyday life. 5th edition, 1903. (translated into several European languages ​​and into Hebrew)
    12th edition revised by M. Mechling, Leopold Voss, Leipzig 1930.
  • The chemical industry. (= The Book of Inventions, Trades, and Industries , Volume 7.)

as an overworker:

  • Ad [olf] Stöckhardt's School of Chemistry or first lessons in chemistry, made apparent through simple experiments. For school use and for self-instruction, especially for prospective pharmacists, farmers, tradespeople, etc. 22nd edition, Vieweg, Braunschweig 1920.

literature

Web links

Individual evidence

  1. ↑ often as in library catalogs Ernst Lassar-Cohn out
  2. ↑ The German National Library alternatively mentions the year 1891 for the appointment as a private lecturer.
  3. ↑ Lassar-Cohn: Practice of urinalysis . Instructions for the chemical examination of urine, as well as for the artificial representation of the pathological urine necessary for training and teaching purposes. 3. Edition. Leopold Voss, Hamburg, Leipzig 1905 ( DFG Viewer ).
personal data
SURNAME Cohn, Lassar
ALTERNATIVE NAMES Lassar-Cohn, Ernst
BRIEF DESCRIPTION German chemist, university professor and textbook author
DATE OF BIRTH September 6, 1858
PLACE OF BIRTH Hamburg
DATE OF DEATH October 9, 1922
Place of death Königsberg (Prussia)