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.
2017
1963
2020
2022
1961
2007
1970
—
1999
2021
2016
2024
1915
1982
2019
1910
2015
1991
1952