The Economy of the Eyes: Precepts for the Improvement and Preservation of the Sight is a book written by William Kitchiner in 1824. The book is a guide to help readers improve and preserve their eyesight. Kitchiner provides tips on how to maintain healthy eyes, such as proper nutrition, exercise, and rest. He also discusses the effects of various activities on the eyes, such as reading, writing, and working with computers. The book includes illustrations...