The engineer Karl Hartmann invents a new, gigantic brown coal excavator. He discovers that there are large deposits below his home country and decides to use the excavator there.
DIRECTOR
CAST
Heinrich George
Direktor March
Viola Garden
Olga Lossen
Ivan Koval-Samborskyi
Ingenieur Karl Hartmann
Ilse Stobrawa
Camilla von Einerm
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