There, between the entry for a seventeenth-century Anglican theologian named Assheton and one for the Levantine goddess Astarte, is the demon Astaroth. Ed Simon explores the work and how at its heart lies an unlikely but pertinent synthesis of the Enlightenment and the occult. Astaroth, from the 1863 edition of Collin de Plancy’s Dictionnaire infernal / Īlthough Jacques Collin de Plancy’s Dictionnaire infernal, a monumental compendium of all things diabolical, was first published in 1818 to much success, it is the fabulously illustrated final edition of 1863 which secured the book as a landmark in the study and representation of demons.