6 links
A Tramp Abroad
gutenberg.org
Travel book. Sequel to "Innocents Abroad." In plain text, zipped plain text, or zipped HTML, at Project Gutenberg.
Classic Bookshelf
classicbookshelf.com
Texts of Following The Equator, The Adventures Of Tom Sawyer, The Adventures Of Huckleberry Finn, Tom Sawyer Abroad, Tom Sawyer, Detective, The Prince and the Pauper and The Traged…
Literature Network: Life on the Mississippi
online-literature.com
Chapter indexed HTML of the complete text. Includes a search feature and author biography.
Mark Twain's Burlesque Autobiography
gutenberg.org
In plain text, or as a zip file, from Project Gutenberg.
The Territorial Enterprise
territorial-enterprise.com
Includes works by and about Twain from his work on the Nevada newspaper.