Category:Mines in Germany opened in 1866

Mines in Germany opened in the 1860s : ←; 1860; 1861; 1862; 1863; 1864; 1865; 1866; 1867; 1868; 1869; →

See also category: Mines in Germany closed in 1866.

Subcategories

This category has only the following subcategory.

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Mines in North Rhine-Westphalia opened in 1866‎ (1 C)

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