Europe's greatest tramways network.
Subtitle: Tramways in the Rhein-Ruhr area of Germany.
Series: Uitgaven van de Nederlandsche Vereeniging van Belangstellenden in het Spooren Tramwegwezen, deel 4
Publisher: E.J. Brill
Published: 1968
Place of publication: Leiden
Language: eng
Number of pages: 140
Subjects: Street-railroads -- Ruhr Valley