by John Carl Parish ; With an introduction by Dan Elbert Clark. by Charles Darwin ; with an introduction by Ernst Mayr. by Lajos Egri ; with an introduction by Gilbert Miller. By Jack London; with an introduction by Robert Hass. by Mark Twain, with an introduction by John Seely. John Stuart Mill ; with an introduction by Alan M. Dershowitz. by E. M. Forster ; with an introduction by Samuel Hynes. by Henry James ; with an introduction by R.W.B. Lewis. by Mark Twain ; with an introduction by Langston Hughes. by Willa Cather ; with an introduction by Vivian Gornick.