1969
Ed Ruscha, 1962
Collectors Committee, 1997
Collectors Committee, 1984
Collectors Committee, 2000
Collectors Committee, 1968
Gagosian Gallery, 1969
Collectors Committee, 2002
Collectors Committee, 1950
Collectors Committee, 1981
Collectors Committee, 2004
Heavy Industry Publications, 1969
Collectors Committee, 1969
