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.
2006
2013
1960
1969
2020
1996
1950
1955
1963
1964
1947
2017
2018
1995
1958
1994
1938