this article on Read Write Web and ended at The Morgan Library & Museum's online exhibitions. The Morgan Library & Museum's online exhibitions is comprised of twenty-six online museum displays. One of those displays is Mark Twain: A Skeptic's Progress.
Mark Twain: A Skeptic's Progress is a collection of Twain's handwritten letters, sketches, and story drafts. All twenty-two of those items are displayed in a viewer that will allow you to zoom in and see the detail on each piece of paper. The online exhibit also includes a collection of photographs of Twain at home.
Applications for Education
Want to provide students with a little more detail about Twain's ways of thinking and writing? If so, have them examine the documents in Mark Twain: A Skeptic's Progress. This could be done before, after, or while they are working their way through Huckleberry Finn or Tom Sawyer.