The film is documenting coal excavation in the Most region. We can see shots showing the town of Most. In the village of Ervěnice we can see an opencast mine Hedvika, where excavation is carried out ...
chain track for transporting trolleys with coal
steam shovel excavator shifting coal to the trucks
manual coal excavation into the available pit cars
mining locomotive with tipping lorries
smoking heaps of the opencast mine in Ervěnice