Pyotr Klimuk (right), commander of Soyuz-13, and flight engineer Valentin Lebedev (left) trying out the filling of the microorganisms cultivation system.
- Location: Moscow region, Russia
- Event date: 22.11.1973
- Date published: 08.02.2005
- Author: Alexander Mokletsov
- Credit: Sputnik
- Source: Sputnik
- Original: А74-806, 35 mm film
- Media: JPEG, 3000x2493px, 2.3Mb