Lucio Fontana (1899 Rosario de Santa Fe - 1968 Comabbio/Varese), 'Concetto spaziale - rondo', 1968, Porcelain. H. c. 4.6 cm, D. c. 37.7 cm. Inscribed on the underside: M4 (incised). Prototype for an edition that was not realized due to the artist's passing. , The confirmation of the Fondazione Lucio Fontana, Milan is currently being processed. Provenance: From the estate of Walther Stürmer.

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