This information was sent on a listserv recently regarding resources for the Arthur Miller book, The Crucible.
This is link is about the witch trials themselves.
http://www.law.umkc.edu/faculty/projects/ftrials/salem/SALEM.HTM
So is this from Discovery
http://school.discoveryeducation.com/schooladventures/salemwitchtrials/
This link provides background on McCarthy and the House on UnAmerican Activities committee which most intellectuals saw as threatening to American ideals and liberty.
Another link to McCarthyism from PBS:
http://www.pbs.org/wnet/americanmasters/database/mccarthyism.html
Arthur Miller discusses why he wrote The Crucible.
http://www.writing.upenn.edu/~afilreis/50s/miller-mccarthyism.html
More about the play and McCarthyism:
http://college.hmco.com/english/heath/syllabuild/iguide/miller.html
