An Elektronika MK-71 calculator for science and engineering.
- Categories: Science & Technology
- Location: Moscow, Russia
- Event date: 01.08.1986
- Date published: 15.03.2011
- Author: Юрий Простяков
- Source: Sputnik
- Credit: Sputnik
- Original: 86-13847, 35 mm film
- Media: JPEG, 5262x3544px, 3.8Mb