Oxford, Bodleian Library MS. Ashmole 1448. 288 pages. Paper and vellum. 15th Century. 1. p1 [10 alchemical verses, in Latin.] 2. p1-25 [Roger Bacon] Liber de scientia alchemica. 3-11 p25-46 [Various verses, short pieces, and alchemical recipes.] 12. p47-73 [Albertus Magnus] Semita Recta. 13-18. p73-83 [Various short pieces and alchemical recipes.] 19. p84-105 [A chapter '17' which is entitled "Hermes".] 20. p105-115 [Chapter '18-25' which are entitled "Preparaciones".] 21. p115-118 [Chapter '26' which is entitled "Separaciones".] 22-34. p118-168 [Various short pieces, alchemical experiments and recipes.] 35. p169-187 Opus Morienes [Beginning "Ego veritatem dico vobis quoniam nil aliud est quod hujus magisterii auctores in errorem detrusit nisi varietas nominum".] 36. p187-193 Opus Aurifabri. Ad fundendum aurum sive argentum. 37. p193-196 "Hic incipit liber 12 Aquarum Alkemie, seu in Alkamia. 38-50. p197-212 [Various short pieces, alchemical and medical recipes.] 51. p239-44 [Alchemical tract under the name "Aresto" i.e. Aristotle, beginning " Arestotilus. Cum studii etc. Scias preterea quod propter longitudines".] 52-64. p244-288 [Various short pieces, alchemical recipes, astronomical diagrams, medical remedes, etc.]