Red Army guards examine the Siemens-Martin room during a tour around Petrovsky Metallurgical Plant.
- Categories: Labour, Economy, Business & Finance
- Location: Dnepropetrovsk, Ukraine
- Event date: 16.11.1933
- Date published: 05.11.2004
- Author: Zelma
- Source: Sputnik
- Credit: Sputnik
- Original: а74-7618, 35 mm film
- Media: JPEG, 3000x1629px, 3.1Mb