Hydrologist Petr Shirshov at the Severny Polyus -1 drifting station.
- Categories: Environmental Issues, Science & Technology
- Location: Russia
- Event date: 22.12.1937
- Date published: 22.10.2004
- Author: RIA Novosti
- Credit: Sputnik
- Source: Sputnik
- Original: А69-2843, 6x8 film
- Media: JPEG, 3000x2578px, 2.5Mb