Carmelo Cappello (Ragusa 1912 - Milan 1996) "Involution of the Circle" 1961-1962 steel diam. cm 149; h cm 158 (h cm with base 222) circa Signed, dated 1962 and numbered 2/3 Provenance Private collection Exhibition "Carmelo Cappello" Galleria Schneider, Rome, 1962, ill. in catalogue's cover "Carmelo Cappello" Galleria Blu, Milan, 1963, ill. in catalogue "Sculture in metallo" Galleria Arte Moderna di Torino, Turin, 1964, ill. in catalogue "Carmelo Cappello. Mostra antologica" Rotonda di Via Besana, Milan, April - May 1973, n. 46 ill. in catalogue Literature E. Crispolti "Carmelo Cappello" Milann, Mazzotta, 1994, p. 47 ill.