1969–1970
Collectors Committee, 1928
R. B. Kitaj, 1969
Collectors Committee, 1950
Marlborough Gerson Gallery, 1969
Schellenberg FL, 1969
Collectors Committee, 1966
Collectors Committee, 1981
Collectors Committee, 1991
R. B. Kitaj, 1967
Marlborough Gerson Gallery, 1962
Collectors Committee, 1972
