Has any one of these three copies a separate

leaf, entitled Ad Bibliopegos?

If so, which of them?

Has the copy with the date 1679 Testimonia at the end?

If so, how many pages do they consist of?

Have they a separate title and a separate

sheet of errata?

Is there a duplicate copy of this separate title

at the end of the Preface?

Tomus ii. 1689