Mark Twain ; with an introduction by Robert Gray Bruce and Hamlin Hill. Barry Lopez ; with an introduction by Robert Macfarlane. Mark Twain ; with an introduction by Justin Kaplan and a new afterword by John Seelye. Mark Twain ; with an introduction by Justin Kaplan and 46 ilustrations by Dan Beard. Graham Greene ; with an introduction by Robert Macfarlane. edited and with an introduction by Robert A. Martin Mark Twain ; with an introduction by Robert S. Tilton and a new afterword by Geoffrey Sanborn. With an introduction by Robert Hampson & Andrew Purssell. by Mark Twain ; edited with an introduction by Hamlin Hill. by Mark Twain ; with an introduction by James M. Cox.