"This book an in-depth analysis of the spirits that appear in several late medieval and early modern Grimoires. It unravels these texts' mythical, etymological, magical, and religious dimensions and, most importantly, draws out their astrological correspondences. It shows how the spirit-entities featured in these Goetic grimoires can be best understood by studying the celestial nature apparent in the ancient concept of the daimon and through an extensive study of ninety-three of the spirits featured in the Medieval and Renaissance texts"--