James Tilly Matthews was delusional. He believed that secret gangs of people were operating across London, using a bizarre machine called the “Air Loom” to control his thoughts and those of others from a distance. According to Matthews, this device emitted “magnetic fluids” to manipulate minds and was being wielded by spies to influence political decisions. Read more
(We earn a small commission if you click above and buy the book at Bookshop.org)