Richard Serra

Richard Serra, St. Johns Rotary Arc, 1975/80. Leo Castelli Gallery, New York, 1975. Design Richard Haymes, photography Gwenn Thomas. 47 x 57 cm + Richard Serra, TWU, 1979/80. M Gallery Bochum, Germany, 1979. Design Haymes, Thomas. 59 x 42 cm. Water damage top r., else good - and Hans Koetsier & John Pitt, Combinatory or formal esthetics, Random Structures, 1965-1971. 58 x 47 cm. Sl. stained in margin, small tear at top, else good.

All with thumbtack holes. (total 3)