MARK TWAIN 

http://www.marktwainhouse.org/theman/bio.shtml

http://www.twainquotes.com/

http://www.marktwainmuseum.org/

http://people.brandeis.edu/~teuber/twainbio.html

http://www.online-literature.com/twain/

http://www.wsu.edu/~campbelld/amlit/twain.htm

http://etext.lib.virginia.edu/railton/index2.html

Game

http://etext.lib.virginia.edu/railton/timeline/index.html