The Mark Twain Author's National Edition is a prestigious 25-volume hardcover collection featuring the works of Mark Twain published between 1896-1915 by Harper & Brothers in New York. This set includes illustrated editions in English language, making it a valuable addition for literature and fiction enthusiasts in North America. With its special attributes and a focus on classic literature, this set is a must-have for collectors interested in the works of Mark Twain and other notable authors from that period.