Formerly the Times Mirror Center for People and the Press, the Pew Research Center studies attitudes toward the press, politics and public policy issues. Reports back to 1987 available.
A compilation of over 500,000 questions from public opinion polls from 1935 to the present. Limited to polls of the U.S. population at the national level.Restricted Access
"A compilation of the full-text of the questions and responses from over 14,000 national, state and local surveys conducted since 1986 by some 700 polling organizations in the United States and eighty other countries." Restricted Access