Renato Guttuso (Bagheria 1912 - Roma 1987) "Nudo" 1961 ink and ballpoint pen on canvas paper cm 100x70 Signed and dated 61 lower right Provenance La Sfera Gallery of Modern Art, Modena Private collection, Modena This work is accompanied by a certificate of authenticity on photograph issued by the Guttuso Archives, Rome, no. 1815412824