Category:Photographs of North Rhine-Westphalia by century

• 19th-century photographs of North Rhine-Westphalia (6 C)
• 20th-century photographs of North Rhine-Westphalia (14 C)
• 21st-century photographs of North Rhine-Westphalia (10 C)

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• Photographs of Bielefeld by century (2 C)
• Photographs of Düsseldorf by century (2 C)
• Photographs of Essen by century (2 C, 1 P)
• Photographs of Märkischer Kreis by century (1 C)
• Photographs of Kreis Mettmann by century (10 C)
• Photographs of Oberhausen by century (1 C)
• Photographs of Kreis Olpe by century (1 C)
• Photographs of Kreis Unna by century (empty)
• Photographs of Wuppertal by century (3 C, 1 P)