In addition to being a famous author and humorist, American writer Mark Twain was also responsible for inventions like the adjustable bra strap.
Mark Twain - Wikipedia
Mark Twain's Top 10 Writing Tips
Mark Twain: A Skeptic's Progress
Mark Twain, James W. Paige and the Paige Typesetter
The Meaning of the Pseudonym Mark Twain
Was There a Real Huckleberry Finn?
Mark Twain's Patented Inventions for Bra Straps and Other Everyday Items
Edison and Mark Twain
More Than Just an Author: Mark Twain - Davison
The Paige Compositor: Mark Twain's Terrible Invention
Mark Twain: Invention, Technology, and Science Fiction by Center for Mark Twain Studies - Issuu
Was There a Real Huckleberry Finn?
Classic Literature Authors & Texts
Mark Twain: not an American but the American, Mark Twain