Category:Postcards of Smolensk published by H. Knopping
Русский: Открытки Смоленска изданные рижским издателем Г. Кноппингом (H. Knopping).[1]
Subcategories
This category has the following 2 subcategories, out of 2 total.
S
- Smolensk by Knopping (22 F)
- Smolensk by Lapin & Knopping (11 F)