Mark Twain autograph

Samuel Langhorne Clemens, known by the pen name Mark Twain, was an American writer, humorist, essayist, entrepreneur, publisher, and lecturer. He was praised as the “greatest humorist the United States has produced”, and William Faulkner called him “the father of American literature”. Cut signature comes with a forensic authehticity document that is U.S. Supreme court compliant.