Fear of Communism in the 1950’s
http://www.writing.upenn.edu/~afilreis/50s/menace-emerges.html
http://www.writing.upenn.edu/~afilreis/50s/raymond-allen.html
http://www.writing.upenn.edu/~afilreis/50s/is-this-tomorrow.html
http://www.writing.upenn.edu/~afilreis/50s/schwarz-cover.html
http://www.findingdulcinea.com/news/on-this-day/November/Hollywood-Ten-Blacklisted-by-Movie-Studios.html
http://encyclopedia.chicagohistory.org/pages/310.html
http://www.digitalhistory.uh.edu/database/article_display.cfm?HHID=497
http://www.laapush.org/1950s.htm
http://writeitall.wordpress.com/2008/01/02/analysis-of-the-crucible-and-communism/
http://iws.collin.edu/kwilkison/Online1302home/20th%20Century/redscare.html
http://www.digitalhistory.uh.edu/database/article_display.cfm?HHID=495
Other helpful sites:
http://www.ibiblio.org/miller/index.html
http://www.writing.upenn.edu/~afilreis/50s/crucible.html
http://www.law.umkc.edu/faculty/projects/ftrials/salem/salem.htm
http://www.loc.gov/rr/print/swann/herblock/fire.html
http://www.sparknotes.com/lit/crucible/