This carefully crafted ebook: âThe Complete Non-Fiction Writings of Mark Twainâ is formatted for your eReader with a functional and detailed table of contents. This collection comprises six non-fiction works Mark Twain published over the course of his life. Table of Contents: Old Times on the Mississippi Life on the Mississippi Christian Science Queen Victoriaâs Jubilee My Platonic Sweetheart Editorial Wild Oats Samuel Langhorne Clemens, better known by his pen name Mark Twain, was an American author and humorist. He is noted for his novels Adventures of Huckleberry Finn (1885), called "the Great American Novel", and The Adventures of Tom Sawyer (1876).