

Outstanding Russian naturalist Ivan Sechenov.
- Categories: Science & Technology
- Location: Moscow, Russia
- Event date: 01.04.1969
- Date published: 28.02.2005
- Author: RIA Novosti
- Credit: Sputnik
- Source: Sputnik
- Original: А69-1495, 6x9 film
- Media: JPEG, 2151x3000px, 1.4Mb