

The Leningrad Region. The main (Pulkovo) astronomical observatory of the USSR Academy of Sciences. Nikolai Aleksandrovich Kozyrev, Doctor in Physics Sciences (1908-1983).
- Categories: Science & Technology
- Location: Leningrad region, Russia
- Event date: 01.01.1964
- Date published: 27.03.2018
- Author: Aleksandr Nevezhin
- Credit: Sputnik
- Source: Sputnik
- Original: 7474-J, 6x9 film
- Media: JPEG, 5297x3543px, 3.7Mb