Castellani, Enrico „Superficie Bianca“ 1979 Acryl auf Leinwandrelief Acrylic on canvas relief Signed, titled and dated in black felt-tip pen on the overlap: Enrico Castellani - Superficie bianca - 1979 85,2 x 85,2 cm 33 1/2 x 33 1/2 in. In the plexiglass frame Private collection, North Rhine-Westphalia The work is registered in the Archivio Enrico Castellani, Milan.