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.
1994
1992
1939
1895
2024
1896
1927
1968
2001
2020
1990
2004
1962
2021
1888
1953
—
2017