What is the name of the founder of the famous chain of survey triangulations stretching from Hammerfest to the Black Sea?
Struve Geodetic Arc The Struve Geodetic Arc is a chain of survey triangulations stretching from Hammerfest in Norway to the Black Sea, through ten countries and over 2,820 km, which yielded the first accurate measurement of a meridian.
Friedrich Parrot Johann Jacob Friedrich Wilhelm Parrot (14 October 179115 January 1841) was a Baltic German naturalist, explorer, and mountaineer, who lived and worked in Dorpat (today Tartu, Estonia) in what was then the Governorate of Livonia of the Russian Empire. A pioneer of Russian and Estonian scientific mountaineering, he is best known for leading the first expedition to the summit of Mount Ararat in recorded history.