

Engineer Oleg Sakayev working with a laser generator. Siberian Scientific Research Institute of Metrology.
- Categories: Labour, Science & Technology
- Location: Novosibirsk, Russia
- Event date: 01.02.1969
- Date published: 03.02.2010
- Author: A. Zhigaylov
- Source: Sputnik
- Credit: Sputnik
- Original: A69-4809, 6x6 slide
- Media: JPEG, 3769x3544px, 4.3Mb