German expressionist watercolors, from the collections of the Wallraf-Richartz Museum, Cologne.
By: Introd. by Horst Keller.
Contributors: Keller, Horst.; National Gallery of Art (U.S.)
Publisher: International Exhibitions Foundation
Published: 1969
Place of publication: Washington
Language: eng
Number of pages: 21
Subjects: Watercolor painting, German -- Catalogs; Expressionism (Art) -- Germany