ALIGHIERO BOETTI (TURIN 1940 - ROME 1994) "Planes" 1983 ballpoint on paper laid down on canvas in three elements h. 36.5x82.5 cm (total); 36.5x27.5 (each element) Signed and dated 1983 on the reverse Provenance Aldo Bellini and Pina Cantori Collection (Ristorante Scaletta), Milan - work acquired directly from the artist Private collection, Bologna Private collection, Rome This work is accompanied by a photo-certificate issued by the Archivio Alighiero Boetti, Rome, with n. 9741