The Seen And The Unseen is a philosophical and metaphysical book written by Richard Marsh and originally published in 1900. The book explores the idea that there are two levels of reality - the visible, tangible world that we can see and touch, and the invisible, intangible world that exists beyond our physical senses. Marsh argues that while we tend to focus on the seen world, it is the unseen world that is truly important and meaningful.Throughout...