Presentation of the economic upswing in the GDR, emphasizing the discovery of the process for the production of high-temperature lignite coke and the commissioning of the Lauchhammer large-scale coking plant.
2024
2018
2022
1963
1940
1968
2008
2002
1966
2011
2012
1964
2020
2010
2025
1938
1899
2015