Oxford, Bodleian Library MS. Ashmole 1464. 4 + 44 + 62 folios. I. ff1-44 The Ordinall of Alchymy, in old English verse, by Thomas Norton of Bristol: with the Latin prologue. II. ff1-62 'Conste hoemen aele voerwen maeken sal, en hoemen die vryven sal, tsamen temperen... dach Januwarius Anno. 1612.'