Glasgow University Library MS. Ferguson 257. 10 folios. 180x145mm. 17th Century. The Chimists Key. The key to shut and to open or the true Doctrine of Corruption and Generation in ten Brief Aphorismes. Illustrated with most true and faithful Commentaries out of the pure Light of Nature, By that Judicious and Illustrious Artist Henery Nollius published by Eugenius Philalethes.