A Russian scientist Dmitri Ivanovich Mendeleev, 1834-1907.
- Categories: Science & Technology
- Location: Russia
- Event date: 30.10.1950
- Date published: 28.03.2018
- Author: RIA Novosti
- Source: Sputnik
- Credit: Sputnik
- Original: 32122, 6x9 film
- Media: JPEG, 3543x4371px, 4Mb