Catalogue of the exhibition held at the Exhibition Hall of the Caixa Sabadell and at the Sa Nostra Caixa de Balears Cultural Centre in Palma during the year 2001. The author abstracts from the traditional separation of the different design disciplines and introduces the concepts of duality, versatility, legibility and integration, giving us an approach to the history of design that is always connected to our present. 207 p.: il., fot. b/w, 23 x 28 cm, paperback. Text in Spanish. Translate t of the Catalan edition. Exhibition presented at the Exhibition Hall of the Caixa Sabadell, from 15 May to 8 July 2001, and at the Sa Nostra Caixa de Balears Cultural Centre in Palma, from 13 September to 13 October 2001