1975. Ceramic, grey glazed, abstract coloured painting on both sides. H. 14 cm, 22 x 7 cm. Signed and dated. 'PORTANIER 75. - French ceramist. After beginning to study architecture in Paris, Portanier quickly turned to painting and drawing as a self-taught artist. After his return to the Côte d'Azur, he met Picasso and began working as a ceramic artist. 1949 foundation of the studio 'Le Triptyque', since 1964 close cooperation with Rosenthal, from 1966-2009 regular exhibitions in the Rosenthal studios. Numerous awards and exhibitions, including at the MKG Hamburg, Kunstgewerbemuseum Köln, Musée National de Céramique, Sèvres and many others.