Interesting review of the new book with formerly unpublished Mark Twain pieces, (two of which, however, have appeared in magazines already). A review, by Michael Dirda, of the new book: "Who is Mark Twain?" http://www.washingtonpost.com/wp-dyn/content/article/2009/04/29/AR2009042903749.html?sub=AR -- Arianne Laidlaw
