Karl von Ditmar
Geologist and explorer
Karl Bernhard Woldemar Ferdinand von Ditmar was a Baltic German geologist and explorer, who travelled in and contributed to the scientific understanding of Kamchatka. Wikipedia
Born: September 8, 1822, Vändra, Estonia
Died: April 13, 1892 (age 69 years), Tartu, Estonia
Education: University of Tartu
Parents: Woldemar Friedrich Karl von Ditmar
Grandparents: Karoline Johanna von Ditmar and Woldemar Adolph von Ditmar
Great-grandparent: Friedrich Adolph von Ditmar