"In the top corner of the window a pale, milky-white wisp is rising almost to the top of our ten-foot ceiling.... I am startled but not afraid.... Mostly, I am engrossed; I have never seen anything like this before (or since) and it fascinates me." Dennis Waskul writes these lines--about his first-hand experience with the supernatural--in the introduction to his beguiling book Ghostly Encounters. Based on two years of...