[Bonus, Petrus]. Pretiosa Margarita Novella de Thesauro, ac Pretiosissimo Philosophorum Lapide (e

[Bonus, Petrus]. Pretiosa Margarita Novella de Thesauro, ac Pretiosissimo Philosophorum Lapide (edited by Janus Therapus Lacinius), 1st ed., Venice: Aldus, 1546, woodcut device to title (margins slightly frayed), woodcut illusts., early annotations & marks to title, few leaves of text and final leaf, also with some light underscoring and crossing through, lacking leaves E6-8 & X8 and supplied in photocopy facsimile, also lacking final leaf DD10 (with Printer’s dolphin and anchor device), some light underscoring, occasional spotting, light dampstaining & dust-soiling, lacks front endpaper, contemp. limp vellum, lacking ties, 8vo. Renouard 1546/6; Texas 310; UCLA 312; Censimento 16 CNC 26961; Mellon 17; Caillet 5910. A compilation of alchemical writings, forming a manual of practical alchemy. Petrus Bonus was a physician from Ferrara, and probably composed the Pretiosa margarita in Pula (Istria) in 1330. (1)