Schwarze Sphinx
Subtitle: Bericht von Rhein und Ruhr, 1949
By: Peter von Zahn.
Edition: 1. Aufl. --
Series: Ruhrland-Dokumente -- Bd. 3
Publisher: Klartext
Published: 1986
Place of publication: Essen
Language: ger
Number of pages: 111
Subjects: Rhine River Valley -- Economic conditions.; Ruhr (Germany : Region) -- Economic conditions.
Notes: Originally published: Hamburg : Rowohlt, 1949.

Includes bibliographical references.