In one episode of The Law According to Lidia Poët, our heroine mentions a device called a "volumetric glove." Because standard Googling is not going to get you far with this, I searched Google Books, 19th century, and found this treatise on Criminal Man, by Gina Limbroso. This business about the volumetric glove is interesting for several reasons: first, it was an early lie detector; second, it