3 sheets: Senza Titolo
Lithographs in colours, 1972 .
Signed and dated. Numbered 89/100, 52/200 and inscribed 'p.a.'. Artist's proof. On BFK Rives. Up to 61,5 x 47,5 cm (24,2 x 18,7 in). cm ( in)

With blindstamp 'Erker Presse, St. Gallen'
Condition B. [SuS]