Lot 947

3 sheets: Einpolige Elektrizität, 1971; Il tonto sulla colina, 1974; Kopfspirale, 1974.

Etchings and drypoint (2); Etching and aquatint.
Each H 380 mm W 280 mm.

66/90; 20/90; 20/90. All signed with the monogram and dated.

Hammer Price: CHF 1'000