- Robert Smithson
- Painted and polished metal
- 28 1/4 x 28 1/4 x 22 1/4 in. (71.9 x 71.9 x 56.6 cm)
- Credit line
- Dia Art Foundation; Gift of James R. Hedges
- Reference number
- Dia:Beacon on view
Robert Smithson was born in Passaic, New Jersey, in 1938. He died in Amarillo, Texas, in 1973.