Mellon Collection, Yale University Library MS. 12.

Mellon Collection, Yale University Library MS. 12.
319 folios. Paper. 281x205mm. 15th Century [c. 1450.]
Ramon Lull. [Collection of alchemical texts attributed to Raymond Lully, with some additional matter, in Latin.]
1. [A poem and prayer in praise of alchemists.]
2. Lull. Parvum vade mecum [An extract.]
3. [Ramon Lull's epitaph in two versions.]
4. Lull. Testamentum. Theorica.
5. Lull. Epistola accurtacionis lapidis.
6. Lull. Lapidarium.
7. Lull. Testamentum. Practica.
8. Lull. Liber de mercuriis.
9. Lull. Practica medicinalis secunde partis testamenti.
10. Arnold of Villanova. Testamentum.
11. Lull. Lapidarium, or Practica de formacione et compositione lapidum.
12. Lull. Imago mundi.
13. Lull. Testamentum.
14. Lull. Cantilena.
15. Exposicio Cantinene Raymundi Lullii.
16. Materia confusa.
17. [Alchemy.]
18. Lull. Repertorium, or Conclusio summaria.
19. Lull. Investigatio secreti occulti.
20. Robert Greene de Welbe. A fixation of mercury.
21. Lull. Codicillus, or Vade mecum.
22. Lull or Arnold of Villanova. Liber prophetiarum.
23. Lull. Compendium abbreviatum artis magice.
24. Lull. Liber quinte essentie, or Dialogus Monaldi monarchi ac Raymundi.
25. Lull. Codicillus, or Vade mecum [another version].
26. Lull. Ars conversionis, or liber quatuor aquarum.
27. Lull and St. Aegidius. In librum de aquis, or Ars operativa.
28. Lull. Anima ars transmutationis.
29. Lull. Compendium.