httpwwwspartacusschoolnetcoukPRsearchhtm httpwww .pdf

							http://www.spartacus.schoolnet.co.uk/PRsearch.htm

http://www.biography.com/

http://www25.uua.org/uuhs/duub/articles/violaliuzzo.html

http://www.beloit.edu/archives/documents/archival_documents/james_zwerg_freedom_ride/

http://www.bookrags.com/

http://www.u-s-history.com/index.html