NEW COLOR COLLECTION : CREATION
- Aspen, Colorado 1983
- 1966
- 1970
- 1965
- 1966
- 1963
- 1970
- 1966
- 1961
- 1961
- Iceland 1965
- 1961
- 1961
- Iceland 1965
- 1964
- 1970
- 1963
- 1966
- 1960
- 1969
- 1969
- Yellowstone, USA 1966
- 1966
- 1966
- Iceland 1965
- Untitled
- 1969
- 1961
- 1971
- 1965
- 1969
- 1980
- 1964
- Iceland 1965
- Galapagos 1969
- USA 1964
- 1974
- 1965
- Iceland 1965
- 1971
- 1968
- Iceland 1965
- India 1968
- Yellowstone, USA 1966
- Iceland 1965
- Iceland 1965
- Abalone, USA 1969
- Iceland 1965
- Iceland 1965
- Iceland 1965
- c.1960s
- Ice Formation, n.d.
- 1966
- Colorado, USA 1978
- c.1960s
- 1982
- c.1960s
- USA 1968
- Aspen, Colorado, USA 1978
- 1982
- Great Sand Dunes, Colorado, USA 1978
- Japan 1980s
- Kyoto, Japan 1981
- Kyoto, Japan 1985