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² Historical Statistics of the United States: Millennial Edition, ed. Susan Carter, Scott Sigmund Gartner, Michael Haines, Alan Olmsted, Richard Sutch and Gavin Wright (Cambridge: Cambridge University Press, 2006), http://hsus.cambridge.org/, accessed 5 January 2009.

³ "Communism," Encarta encyclopedia, http://encarta.msn.com/encyclopedia_761572241_8/Communism.html, accessed 9 January 2009.

⁴ Maggie Valentine, The Show Starts on the Sidewalk: An Architectural History of the Movie Theater (Yale U.P., 1994).

⁵ Maggie Valentine, The Show Starts on the Sidewalk: An Architectural History of the Movie Theater (Yale U.P., 1994).

⁶ "How the Presidents Stack Up: A look at U.S. presidents' job-approval ratings," Wall Street Journal, Dow Jones & Company, 2006, http://online.wsj.com/public/resources/documents/info-presapp0605-31.html, accessed 9 January 2009.

⁷ David McCullough, Truman (Simon & Schuster, 1992), 521.

⁸ David McCullough, Truman (Simon & Schuster, 1992), 461.

⁹ Harry S. Truman, "President Harry S. Truman's Address Before a Joint Session of Congress, March 12, 1947," Truman Doctrine, archived at The Avalon Project, Yale Law School, 2998, http://avalon.law.yale.edu/20th_century/trudoc.asp, accessed 9 January 2009.

¹⁰ John C. Culver and John Hyde, American Dreamer: The Life and Times of Henry A. Wallace (W.W. Norton, 2000), 421.

¹¹ Harry S. Truman, "The President's News Conference on Foreign Policy," 20 September 1946, archived at The American Presidency Project, UC Santa Barbara, http://www.presidency.ucsb.edu/ws/print.php?pid=12511, accessed 9 January 2009.

¹² Quoted in "Henry Smiles on Red Vote," Portland Oregonian (3 June 1948).

¹³ John C. Culver and John Hyde, American Dreamer: The Life and Times of Henry A. Wallace (W.W. Norton, 2000), 478.

¹⁴ Gael Sullivan, quoted in Robert Divine, "The Cold War and the Election of 1948," Journal of American History 59:1 (June 1972), 92.

¹⁵ Harry S. Truman, "Executive Order 9835 - Prescribing Procedures for the Administration of an Employees Loyalty Program in the Executive Branch of the Government," issued 21 March 1947, archived at the American Presidency Project, UC Santa Barbara, http://www.presidency.ucsb.edu/ws/index.php?pid=75524, accessed 9 January 2009.

¹⁶ "Snares and Conspiracies," Time (25 June 1951), http://www.time.com/time/magazine/article/0,9171,806001,00.html, accessed 9 January 2009.

¹⁷ Roger Bruns and Arthur Schlesinger, eds., Congress Investigates: A Documented History, 1792-1974 (Chelsea House, 1975), 3900.

¹⁸ Chris Holmlund, Contemporary American Independent Film (Routledge, 2004), 63.

¹⁹ William Pemberton, Exit With Honor: The Life and Presidency of Ronald Reagan (M.E. Sharpe, 1997), 32.

²⁰ Dan Georgakas, "Hollywood Blacklist," from Buhle, Buhle, and Georgakas, ed., Encyclopedia of the American Left, (Urbana and Chicago: University of Illinois Press, 1992), http://writing.upenn.edu/~afilreis/50s/blacklist.html, accessed 9 January 2009.

²¹ Peter Hanson, Dalton Trumbo, Hollywood Rebel: A Critical Survey and Filmography (McFarland, 2000), 234.

²² Derek Leebaert, The Fifty-Year Wound: The True Price of America's Cold War Victory (Back Bay, 2002), 116.

²³ David McCullough, Truman (Simon & Schuster, 1992), 521.

²⁴ David McCullough, Truman (Simon & Schuster, 1992), 461.

²⁵ Harry S. Truman, "President Harry S. Truman's Address Before a Joint Session of Congress, March 12, 1947," Truman Doctrine, archived at The Avalon Project, Yale Law School, 2998, http://avalon.law.yale.edu/20th_century/trudoc.asp, accessed 9 January 2009.

²⁶ John C. Culver and John Hyde, American Dreamer: The Life and Times of Henry A. Wallace (W.W. Norton, 2000), 421.

²⁷ John C. Culver and John Hyde, American Dreamer: The Life and Times of Henry A. Wallace (W.W. Norton, 2000), 478.

²⁸ Roger Bruns and Arthur Schlesinger, eds., Congress Investigates: A Documented History, 1792-1974 (Chelsea House, 1975), 3900.