British Library MS Sloane 59 213ff. 15th Century. Miscellaneous medical tracts once owned by John Somerset. Includes: 1. Arnald of Villanova. Tractatus vinorum diversorum. ff.2-20. 3. Aristotle. Liber Anathomie. ff.36-98. 4. Johannis de Tornomera. Introductium practicorum. ff.99-104. 5. Arnald of Villanova and Johannis de Tornomera. Receipts. ff.106-147. 8. Bernardi de Gordonio. Liber de urines. ff.155-181. 14. Aristotle. Epistola ssupoosititia ad regem Alexandrum. ff.202-206.