You might like Left Right Circle E Gordon House 1971 Traces of a Circle Dóra Maurer 1974 Rotational Circles Michael Kidner 1960–4 Phased Brown and Green Wave Michael Kidner 1964 Red and Olive Wave Michael Kidner c.1965 Four Colour Wave Michael Kidner 1965 Wavy Stripe: Green, Blue, Orange, Red Michael Kidner 1966 Axion Study Michael Kidner 1965 Dissolving Yellow Michael Kidner 2001 Sahara Circle Richard Long CBE 1988 Shaft and Circle Dame Barbara Hepworth 1973 Yellow Grey Relief Michael Kidner 1963