Cambridge, Trinity College MS. O.1.58. 110+22+18 folios in three volumes. Paper. 187x140mm. Written in England. 15th Century. I. Inc. liber Secretorum Philosophorum. Iste liber quem pre manibus habemus vocatur secretum philosophorum. II. [22 leaves containing the latter part of a treatise on the fixed Stars, precious stones, Moon and signs of the Zodiac.] [Imperfect at beginning] 'Pliades dixit Hermes hec stella valde nota est'. Expl. 1496 Ao domini. III. 18 leaves. [A collection of receipts, mostly magical, with several diagrams of charms.]