ACCARDI, CARLA "Siege 1957" casein tempera on canvas 1978 signature lower left, signature and title on the back cm. 49x69 good conditions certificate of authenticity from the Accardi Sanfilippo Rome Archive with relative nr. repertoire as per photographic documentation attached to the work Germano Celant "Carla Accardi the life of forms" Silvana editorial pag. 373 pl. 1978 23