History Tidbit: A 19th-Century Tomboy and Inventor
You’ve heard of Thomas Edison—but have you heard of Margaret Knight? She was a contemporary of Edison and the holder of at least two dozen U.S. patents. (Some sources say nearly 90, but the U.S. Patent and Trademark Office says 26, and I take them for the authority.) She created her first invention, a safety mechanism for mechanical looms, when she was only 12.



