Postcard
The Upper Harz was once an important mining region
in Germany. The major products of its mines were silver, copper, lead, iron and
zinc. The Upper Harz Water Regale is one of the largest and most important
historic mining water management systems in the world.
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Stamp
Part of a set of four stamps aus der Serie "Für
die Jugend (2015). Süßwasserfische
- Die Barbe
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