...n. You must have the aid of a glass in order to distinguish the forms at all. I have a friend who has a ring, perhaps three quarters of an inch in diameter, and on it is the naked figure of the god Hercules . By the aid of glasses, you can distinguish the interlacing muscles, and count every separate hair on the eyebrows. Layard says he would be unable to read the engravings on Nineveh without strong...