- Robert Irwin
- Synthetic polymer paint on aluminum and light
- 48 x 48 in. (121.9 x 121.9 cm) diameter
- Credit line
- Dia Art Foundation; Gift of Milly and Arne Glimcher
- Reference number
- Not on view
Robert Irwin was born in Long Beach, California, in 1928. He lives and works in San Diego.