Johann Gottlob Lehmann
German geologist
Johann Gottlob Lehmann was a German mineralogist and geologist noted for his work and research contributions to the geologic record leading to the development of stratigraphy. Wikipedia
Born: August 4, 1719, Bad Gottleuba-Berggießhübel, Germany
Died: January 22, 1767 (age 47 years), Saint Petersburg, Russia
Children: Johann Christian Lehmann
Education: Martin-Luther-University Halle-Wittenberg