Glasgow University Library MS. Ferguson 312. In five notebooks. 14 + 12 + 22 + 12 +14 folios. 242x187mm. 18th Century. [Unidentified alchemical tract in French, possibly an extract from a work of Basil Valentine.] [The notebooks are described on the outer thin paper cover as Nos. 1-5 'of some great work', however the work is incomplete at the beginning, and the original numbering 2-7 is on the top left of the first folio of each notebook. Notebook 3 contains as a second signature a section out of sequence numbered '7'.] [The text begins someway into chapter 1 of the work, with 'La Seconde Clef mais remarque mon amy et prend cette chose a coeur comme tres importante...'] [On f11 of the second notebook a new section opens with 'Quatrieme partié du testament du frere Bazil Valentin de l'ordre dun Benoit...'] [Bound in paper wrappers with octagonal labels numbered 54-58 on front. Other MSS. in the same wrappers are 293, 294, 297, 298, 299, 300, 301, 302, 307, 327, 331 and 332.]