Arthur M. Anderson. http://www.nauticalworks.com/fitz/ Last Visited- November 2002
The Cable News Network Staff http://www.cnn.com Year Visited- September 2001
http://www.abcnews.go.com
Encyclopedia Brittanica. http://search.eb.com/titanic/01_01.html- Last Visited-November 2002
Johnstown Flood. http://www.jaha.org/flood/main.htm- Last Visited March 2003
The World Encyclopedia. Chicago: World Book, Inc., 2001. Volumes: 19 Pearl Harbor, 14 Oklahoma City Bombing, 15 Titanic and Tornadoes, 3 Challenger and Chicago Fire, 2 Blizzards, 7 Floods, 20 Volcanoes, 6 Earthquakes, 9 Hurricanes.