May 21, 2021 Calendarium Naturale Magicum Perpetuum, 1620. Created by the alchemist and esoteric author Johann Baptist Grossschedel von Aicha, this chart acts as a grimoire and reference. The three sheets together measure to four feet long and two feet wide. Related posts: 4 Ancient Grimoires and Demonology Books You Can Flip Through Right Now The Compendium Of Demonology and Magic One Thousand and One Nights – The Preeminent source of Jinn-lore Permalink