Left: Georgy Shelenkov, engineer and inventor, head of the central welding laboratory of the Sumy Frunze Machine-Building Research and Production Association, during a theoretical seminar for employees of the enterprise, Ukrainian SSR.
- Categories: Education, Economy, Business & Finance, Human Interest, Science & Technology, Labour
- Location: Sumy, Ukraine
- Event date: 24.07.1985
- Date published: 24.01.2023
- Author: Vladimir Vyatkin
- Credit: Sputnik
- Original: DP85-4123, 35 mm slide
- Media: JPEG, 5272x3543px, 10.1Mb