The Ukrainian SSR. The Air Shower system, developed at the Donetsk State Coal Research & Development Institute.
- Categories: Economy, Business & Finance, Science & Technology
- Location: Donetsk, Ukraine
- Event date: 11.06.1979
- Date published: 14.03.2019
- Author: Vasiliy Litosh
- Credit: Sputnik
- Original: 79-7213, 6x9 film
- Media: JPEG, 3543x3623px, 4Mb