Barbara Buhler Lynes/ Russell Bowman/ Georgia O'Keeffe/ Milwaukee Art Museum (COR)/ Georgia O'Keeffe (COR)/ Denmark) Louisiana (Museum : Humlebk
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Elka Spoerri/ Adolf Wolfli/ Daniel Baumann/ Gerard C. Wertkin (FRW)/ American Folk Art Museum (COR)/ Milwaukee Art Museum (COR)
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