Mark Twain's letters to his publishers, 1867-1894 di Clemens, Samuel Langhorne 1835-1910

Mr. Clemens and Mark Twain a biography di Kaplan, Justin

Mr. Clemens and Mark Twain a biography di Kaplan, Justin

Mr. Clemens and Mark Twain a biography di Kaplan, Justin

Mark Twain as a literary artist di Bellamy, Gladys Carmen

The literary apprenticeship of Mark Twain with selections from his apprentice writing di Branch, Edgar Marquess 1913-

Mark Twain a portrait di Masters, Edgar Lee 1868-1950