The Translation of American Varieties - An essay on several translations into Catalan and Spanish of the work. - http://www.fut.es/~fromeu/hucktrans.htm
LIterature Network: Huckleberry Finn - Chapter indexed HTML of the complete text. Includes a search feature and author biography - http://www.online-literature.com/twain/huckleberry_finn/
Huck Finn - Etext and study resources at the University of Virginia. - http://etext.virginia.edu/railton/huckfinn/huchompg.html
The Adventures of Huckleberry Finn: ClassicNotes - Study guide with summary and analysis. Also includes character information, a biography of Twain and links. - http://www.gradesaver.com/ClassicNotes/Titles/HuckFinn.html
The Adventures of Huckleberry Finn - Etext in page by page HTML format, from Classic Books Online. - http://www139.pair.com/read/Mark_Twain/Adventures_of_Huckleberry_Finn/
Huckleberry Finn - Text, illustrations and early reviews at the University of Virginia. - http://etext.lib.virginia.edu/twain/huckfinn.html