When did the author who wrote Grapes of Wrath die?
1968
1939
1939
1939
1939
1939
1939
1939
1939
1970
1939
1970
1973
1939
1975
1979
1970
1980
1981
1890
1973
1975
1979
1939
1970
1980
1981
1974
1973
1991
1890
1975
1979
1970
1980
1976
1981
1939
1974
1984
1973
1991
1975
1979
1970
1890
1980
1976
1981
1994
1974
1982
1984
1973
1991
1975
1979
1932
1970
1980
1976
1990
1981
1994
1974
1982
1984
1890
1971
1973
1991
1975
1979
1970
1980
1976
1990
1932
1981
1994
1974
1968
1982
1984
1971
1972
1973
1991
1890
1975
1979
1983
1969
1978
1970
1980
1976
1990
1981
1994
1931
1974
1968
1982
1993
1984
1971
1932
1972
1973
1880
1991
1985
1844
1975
1979
1893
1983
1969
1978
1970
1890
1980
1976
1990
1981
1994
1974
1968
1982
1993
1984
1971
1972
1973
1931
1991
1985
1975
1979
1932
1983
1969
1978
1970
1980
1976
1990
1981
1994
1974
1968
1993
1890
1894
1931
1883
1932
1880
1890
1893
1849
1894
1931
1932
1890
1840
1880
1889
1844
1893
1881
1932
1849
1894
1897
1890
1931
1850
1883
1840
1932
1880
1865
1890
1889
1844
1921
1931
1890
1932
1893
1921
1931
1890
1932
1881
1894
1849
1897
1921