guggenheim-art:Orange Circle by František Kupka, 1945, Guggenheim MuseumSolomon R. Guggenheim
guggenheim-art:Orange Circle by František Kupka, 1945, Guggenheim MuseumSolomon R. Guggenheim Museum, New YorkBequest, Richard S. Zeisler, 2007© 2016 Artists Rights Society (ARS), New York / ADAGP, ParisMedium: Gouache, watercolor, and graphite on paperhttps://www.guggenheim.org/artwork/14601 -- source link
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