![](http://www.alamy.com/thumbs/6/E79D3109-6957-4CBB-B2EB-26CB571E7FB0/2K9M42W.jpg)
The Great Russian Scientists Series. Pyotr Semyonov-Tyan-Shansky was a Russian geographer and statistician who managed the Russian Geographical
Size: 5000px × 5000px
Photo credit: © Biblebox / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: academy, advancement, agronomist, army, astronomy, aviation, botany, chemistry, development, discovery, doctor, emigrant, ethnographer, genetics, geography, globe, great, historian, laboratory, leading, lecture, lexicographer, mathematics, mechanics, medicine, nuclear, physics, popular, professor, progress, proof, psychologist, research, russia, russian, science, sciences, scientific, scientist, society, soviet, ssr, surgery, technology, theorem, university, vector, vectors, wisdom, world