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.
2000
1963
2023
2021
1897
1962
1932
1993
2012
2011
1905
1994
1979
1960
2022
2017
2019
1958