A treatise of dreams & visions : wherein the causes, natures, and uses, of nocturnal representations, and the communications both of good and evil angels, as also departed souls, to mankind, are theosophically unfolded; that is, according to the word of God, and the harmony of created beings. To which is added, a discourse of the causes, natures and cure of phrensie, madness or distraction. By Thomas Tryon, student in physick.