The Game of Logic - In plain text and as a zip file. At Project Gutenberg. - http://www.gutenberg.org/etext/4763
Sylvie and Bruno - In plain text, and as a zip file. At Project Gutenberg. - http://www.gutenberg.org/etext/620
The Three Cats - A story excerpted from a letter by Carroll to some of his child friends. - http://www.fairrosa.info/threecats.html
Jabberwocky - An early translation into Latin, side-by-side with Carroll's original. - http://www.ruthannzaroff.com/wonderland/jabberwocky.htm
Carroll, Lewis - TheFreeLibrary provides e-texts of Carroll's major works, famous quotes, and information on his life. - http://carroll.thefreelibrary.com/
Lewis Carroll Books Online - E-texts of major works, both poetry and prose. - http://www.selfknowledge.com/76au.htm
Classic Bookshelf - Lewis Carroll - The works of Lewis Carroll free to read online with adjustable sized text and automatic bookmarking. - http://www.classicbookshelf.com/library/Carroll/
Lewis Carroll - The Online Literature Library's archive of Carroll's major works, including "Alice in Wonderland" with original Tenniel illustrations. - http://www.literature.org/authors/carroll-lewis/
Bibliomania: Lewis Carroll - Texts of Carroll's works, including short stories and poems, and a brief introduction to the author. - http://www.bibliomania.com/Fiction/Caroll/