Jacob Theodor Klein
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Jacob Theodor Klein was a German jurist, historian, botanist, zoologist, mathematician and diplomat in service of Polish King August II the Strong.
Portrait of Jacob Theodor Klein by Jacob Wessel (1759)
A portrait of Klein, from his time as Secretary of Danzig, featured in Historiae Piscium Naturalis
An illustration of Klein's botanical garden by Johann Mentzel (1750), featured on the title page of Klein's Historiae Avium Prodromus
Illustrations from Historiae Piscium Naturalis
Danzig Research Society
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The Naturforschende Gesellschaft in Danzig was a scientific organization, founded in 1743 in Danzig (Gdańsk), Poland, which continued in existence until 1936. The Societas Physicae Experimentalis was one of the oldest research societies in the Polish–Lithuanian Commonwealth and in Central and Eastern Europe.
Seat of the organization in 1846–1936
Green Gate, seat of the organization from 1746 to 1846