Category:Mines in North Rhine-Westphalia opened in 1721

Federal states of Germany:

Hesse · North Rhine-Westphalia

Mines in North Rhine-Westphalia opened in the 1720s : 1720; 1721; 1724

Subcategories

This category has only the following subcategory.

K

Grube Kuhlenberg‎ (3 F)

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