German Expressionist watercolors from the collections of the Wallraff-Richartz Museum, Cologne - International Exhibitions Foundation <Washington, D.C.> [Hrsg.]; National Gallery of Art <Washington, DC> ; Everson Museum of Art of Syracruse and Onondaya Country ; Musée d'art contemporain <Montreal> ; Nelson-Atkins Gallery of Art <Kansas City, Mo.> ; Des Moines Art Center (Washington, D.C., 1969)
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