Welding the last seam on the eastern section of the trans-European gas pipeline.
- Categories: Labour, Economy, Business & Finance, Science & Technology
- Location: Czechoslovakia
- Event date: 01.03.1972
- Date published: 23.03.2010
- Author: RIA Novosti
- Credit: Sputnik
- Source: Sputnik
- Original: A72-9949, 6x7 film
- Media: JPEG, 4094x3544px, 3.9Mb