Sergey Prokudin-Gorsky
Sergey Mikhaylovich Prokudin-Gorsky (, ;  – September 27, 1944) was a Russian chemist and photographer. He is best known for his pioneering work in colour photography and his effort to document early 20th-century Russia.
Korolistskali
Between 1907-1915, during the period of Tsarist Russia, pioneering Russian photographer Sergey Prokudin-Gorsky took a self-portrait on the Korolistskali River - it is one of the earliest colour photographs ever taken.