Category:Ruhr area in the 20th century
Subcategories
This category has the following 3 subcategories, out of 3 total.
- Ruhr area in the 1900s (3 F)
- Ruhr area in the 1930s (empty)
Media in category "Ruhr area in the 20th century"
The following 2 files are in this category, out of 2 total.
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Familie-Rösler-1919.jpg 1,406 × 1,119; 1.91 MB
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Willy Nus Hüttenwerk.jpg 1,200 × 838; 589 KB