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Theo van Doesburg Mouvement hroque pastel. Mouvement hroque LangSwitch Pastel on paper cm Utrecht Centraal Museum inv nr AB Pastelktijt op papier cm Utrecht Centraal Museum inv nr AB LangSwitch Published in Gepubliceerd in Jaff Theo van Doesburg Amsterdam Meulenhoff ISBN black and white as Herosche beweging geheugenvannederland