By reproducing his own works in this way, Van Gogh openly disregarded the notion of the supremacy of the original. (Sources:Van Gogh, by Josephine Cutts, 2004; andVan Gogh, le soleil en face, by Pascal Bonafoux, 1987; AndVan Gogh au Musée Van Gogh, by Ronald De Leeuw, 1995).
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