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.
Sergey Prokudin-Gorsky
On 30 August 2018, to commemorate what would have been his 155th birthday, Google released a Google Doodle celebrating him.