British Library MS. Sloane 693.

British Library MS. Sloane 693.
Paper. Folio. 198 folios. 17th Century.
Quondam peculium celeberrimi medici, Theodori Mayerne, Eq. Aur., qui plurimua in eo propria manu scripsit, et hunc librum littera B notavit.
1. 'Apocalipsis operis universalis Basilii Valentini.' f.1.
Begins: 'Opus universale dividitur in quatuor capita.' Printed, Erfurtii, 1624.
2. 'Variae processuum desciptiones, excerptae ex Basilii Adversariis MSS. in praecedentium confirmationem.' f.11.
3. 'Operatio analogo processui Neptis'; de tinctura vitioli. f22.b.
4. 'Observationes in veram materiam', etc. f.25b.
5. An alchymical treatise in English, written in the form of a dialogue, entitled 'Concordantia omnium philosophorum', dated Febr.1627. f.26b.
Begins: 'Question. First shew me in what thing, of what thing, or by what thing is the medicine'.
6. 'Vision Johannis Dastinus', in English. f.40.
Begins: 'That nature is the surest effect of all kynd and increasing or augmenting'.
The original Latin is in MSS. Sloane 21. art.3, and 2476, art 1. It is printed in Manget's Bibliotheca Chemica Curiosa, 1702, tom. ii. p.324.
A paraphrase in English verse, entitled 'Dastin's Dreame' is printed in Ashmole's Theatrum Chemicum, p.257.
7. 'La petite et grande oeuvre minerale des philosophes, par M.Germain de Feurs, Docteur en Medicin'. f.43.
Begins: 'Or, fin, pur et net, depuré au souverain degré'.
8. Observationes in Trevisanum, et in Dioysium Zachariam. f.47.
9. Excerpta ex Riplei scriptis. f.50.
10. 'Ars occulta detecta ab Elia Artista; ex ipsius Trogny [autographo] mihi dato Sedani, et in mei gratiam ap ipso auctore conscripto, Jan. 1622'. f.52.
Begins: 'Vegitabilium et animalium natura'.Cf. MS. Sloane 2083, art 1.
11. 'Adversaria ex variis auditionibus Hermetis [i.e. D. Trogny] 1622'. f.61b.
Cf. MS. Sloane 2083, art. 2.
12. 'Sequentia ex auditionibuus Hermetis transcripta ex libro D.Marciani Goraysky de Goray, nobilis Poloni, 1622'. f.69b. [Cf. MS. Sloane 2083, art. 3.]
13. Notata quaedam ex Epistola D. Goraysky de Goray, dat. 15 Sept. 1622, et ex colloquio cum eodem habito. f.74. [Cf. MS. Sloane 2083, art. 4.]
14. 'Speculationes supra auditiones Hermetis, in itinere Albonensi conscriptae'. f.77. [Cf. MS. Sloane 2083, art. 5.]
15. Tractatus de lapide philosphorum. f.78.
Begins: 'Equidem, fili mi unice, quot imperatores'.
16. Processus plures alchymici ex Quercetano, Blumfeild, Ortolano, aliisque auctoribus; in Latin, French and English. f.92.
17. A treatise on preparations from gold; in eight chapters. f.109.
Begins: 'First melt leade in a pott'.
18. Medical receipts. f.119.
19. 'Emplastrum domini Ducis Saxionae'. f.120b.
20. Collectanea quaedam de quibusdam chymicis operationibus, et, inter alii, opus factum a Domino de Trogny, et communicatum ab eadem, Parisiis, 20 Maiii, 1625; In Latin and French. f.121.
21. 'Medulla operationum variaarum Druidae, Neptis, Hermetis, et aliorum philosophorum.' f.131.
22. 'Epistola Neptis. Operation de Neptis, au Druide communiquée par M. Landrivier, cal. Jan. 168...' f.139.
23. 'Oeuvre excellente, un poix sur 100, qui vient de Camilles [?], expar M. M.lle'.f.145.
24. 'Opus Druidae', In French. f.146b.
25. 'Oeuvre excellent pour la triade de Paracelse'. f.147.
26. 'Autre miniere' and 'Advertissement sur le fait de miniere, tirédu L.X. de la dite M. M.lle, qu'ells a esprouvé'. f.147b.
27. 'Alia minera' et 'Mercurius duplatus'. f.148b.
28. Various chymical processes; partly taken from the Epistle of 'Neptis', M. Trogny, and the 'Druid's' book, 'de priscorum philosophorum medicinae materia'. In French. f.149.
29. 'Advis pour abbrevier l'oeuvre, qui n'a esté pourtant experimenté'. f.157.
30. 'Acetum accerimum ad solvendum [Sun] et [Moon]'. f.158b.
31. 'Druida de Mercuriis metallorum, 1610 - Observations belles que j'ay copiées des livres de M. Ar.lle sur ce qu'elle a esprouvé', etc. f.159.
32. 'Aqua resuscitativa metallorum'. f. 171b.
33. 'In Adversariis meis Trognianis, ex ipsius (quem tunc Hermetem vocabam) dicantis ore sequens scripsi experimentum pro [Mercury] Saturni praeparando'. f. 172.
34. Other chymical and medical processes, collected partly 'ex lib. S. Neptis'. In French. f.173.
35. 'Traitté pour parvenir à la perfection de la grand oeuvre'. f.186b.
36. 'Experiment su l'animation du [Mercury] vulgal'. f. 190b.
37. 'La composition du vray [Gold] potabile'. f.191.
38. 'Observatione de M. de M.lle'. f. 193b.
39. Additional receipts for alchymical preparations; in French. f.195b.