Pseudo-Albertus Magnus

Incunable printing by Mathias van der Goes of the 'Liber aggregationis' on the occult virtues of herbs, stones and animals, with 'De mirabilibus mundi' and a short regimen of health. A 54-leaf fifteenth-century printing of one of the most reprinted medieval books of natural magic; later owned by the Dutch collector Jacob Baart de la Faille. Digitized by the U.S. National Library of Medicine (public domain).

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