

A model of the earth's internal structure at the Moscow Planetarium.
- Categories: Science & Technology
- Location: Moscow, Russia
- Event date: 01.01.1979
- Date published: 22.11.2009
- Author: Alexander Liskin
- Credit: Sputnik
- Source: Sputnik
- Original: DP79-1720, 6x6 slide
- Media: JPEG, 3544x3621px, 2.6Mb