Copyright 2001 - 2009 by Wolfgang Hampel
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Pyongyang - Three Revolution Exhibition:
Pyongyang, Three Revolution Exhibition: model of underground coal mine.
Pyongyang, Three Revolution Exhibition: channelling machine.
Pyongyang, Three Revolution Exhibition: front loader.
Pyongyang, Three Revolution Exhibition: drill rigs.
State Refinery Pyongyang: silver bar (front side), 20 gram, 999 fineness.
State Refinery Pyongyang: silver bar (rear side), 20 gram, 999 fineness.
Sedimentary mordenite from an undisclosed North Korean locality.