British Library MS. Sloane 2083. Paper. Octavo. 105 folios. 17th Century. 1. 'Ars occulta detecta ab Elia Artista, es ipsius Trogny, autographo mihi dato Sedani, et in mei gratiam ab ipso authore conscripto. Jan.1622.' ff.1-12. 2. 'Sequentia adversaria sunt ex variis auditionibus Hermetis, 1622.' ff.12b-20. 3. 'Sequentia ex auditionibus Hermetic descripta, ex libro D. Marciani Goraysky de Goray Nobilis Poloni, 1622.', etc. ff.21-30. 4. An anonymous tract on alchymy, in French. [Imperfect.] ff.31-65. Begins: 'Ayant de tout temps resolu mon cher enfantt.' 5. Various alchymical processes and preparations, partly Latin, partly English.