Gianni Bertini (Pisa 1922 - Caen 2010) "Un giorno" 1967 aniline dye and photographic transfer on emulsion-coated canvas cm 63x57 Signed and dated 1967 lower right Signed, titled, and dated 1967 on the reverse Provenance Private collection, Milan The procedure for requesting archiving of the work has been initiated at the Archivio Frittelli per l’opera di Gianni Bertini, Florence