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.
1964
2014
2018
1980
1956
2005
2012
1929
1936
1949
2021
1968
1998
2015
2017
1989
2024