Eugene V. Debs Foundation
http://www.eugenevdebs.com/
Eugene V. Debs Internet Archive
http://www2.cddc.vt.edu/marxists/archive/debs/index.htm
Indiana State University Library: Debs Photos
http://library.indstate.edu/about/units/rbsc/debs/photos_b.html
"In Search of Solidarity" by Christopher Hayes, In These Times
http://www.inthesetimes.com/article/2484/in_search_of_solidarity/
U.S. Espionage Act: June 15, 1917
http://www.firstworldwar.com/source/espionageact.htm
2008 Presidential Election Fundraising Data
http://www.opensecrets.org/pres08/index.asp
http://www.campaignmoney.com