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Category:1911 in mining in North Rhine-Westphalia

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Federal states of Germany:

Hesse · North Rhine-Westphalia

Mining in North Rhine-Westphalia in the 1910s : ←; 1910; 1911; 1912; 1913; 1914; 1915; 1916; 1917; 1918; 1919; →

Subcategories

This category has the following 2 subcategories, out of 2 total.

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Media in category "1911 in mining in North Rhine-Westphalia"

This category contains only the following file.

Steinkohlenzechen des niederrheinisch-westfälischen Bergbau Bezirks.jpg 6,001 × 2,882; 3.34 MB

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