The Liber imaginum signorum is a treatise on astrological medicine that appears under the title De imaginibus ad calculum in the Latin translation of Picatrix and in Opus de praeclarum imaginibus astrologicis of Jerome Torrella.
In the Antipalus maleficiorum by Trithemius - an index of necromantic books - there is a quoting of this liber, attributed to the prophet Enoch.
The Liber de quattuor confectionibus ad omnia genera animalium capienda is the Latin translation of an Arabic treatise about natural magic. Handed down from a single manuscript, the text in dialogical form is mentioned by the author of the Speculum astronomiae and by William of Auvergne in De universo.