Galileo Galilei Sources

http://www.gap-system.org/~history/Biographies/Galileo.html

http://library.thinkquest.org/C005358/galilei.htm

http://www.crystalinks.com/galileo.html

http://galileo.rice.edu/

http://www.answers.com/topic/galileo-galilei

http://inventors.about.com/od/gstartinventors/a/Galileo_Galilei.htm