David von Schlegell, Two Circles, 1972 (installation view, circa 1973)
Mark di Suvero, Mon Père, Mon Père, 1973-75
Mark di Suvero, Are Years What? (for Marianne Moore), 1967
Mark di Suvero, Mon Père, Mon Père, 1973-75
Mark di Suvero, Are Years What? (for Marianne Moore), 1967