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Krolewska Huta Krol coal mine workings
Summary
workings in thick coal seam, Król coal mine, Northern Field (Polish: Pole Północne) in Królewska Huta (Chorzów)
Date
2016
Source
Wikimedia Commons
Copyright info
public domain
Summary
workings in thick coal seam, Król coal mine, Northern Field (Polish: Pole Północne) in Królewska Huta (Chorzów)
Date
Source
Copyright info
