book De Scriptoribus Eccles. (s. Fabricii bibliotheca eccles. Ham-

burgh, 1718, fol. pag. 180); but on the other hand what I offer here is at least three times the amount of what has hitherto been known, and the teaching, the philosophic system of this remarkable man can now be presented in a more definite and complete form than it was possible to do from the scanty and untrustworthy data possessed before.
In order to give an account of the means within my reach and at the same time to give the reader some idea of the extent and ~ difficulty of my work, I append a list of the printed matter and
nuscripts used, together with a statement of their contents arranged and numbered to correspond with my edition.