"Caput 18" . . . . . . "https://github.com/scta-texts/p9i7y5" . . . . . . . . . . "3" . "Philosophia Magnetica, Liber 4, Caput 18" . . . "" . "0018" . "p9i7y5-e35797" . "draft" . . "0101" . . . .