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.
Georgy Grechko
Georgy Mikhaylovich Grechko (; 25 May 1931 – 8 April 2017) was a Soviet cosmonaut who flew on several space flights including Soyuz 17, Soyuz 26, and Soyuz T-14.