generalnotesIn some copies the Errata cover 2 folia (X11-12, no gathering Y), in some copies the Errata on X12 (no gathering Y), in other copies 4 folia (X11-Y2)
General NoteIn some copies the Errata cover 2 folia (X11-12, no gathering Y), in some copies the Errata on X12 (no gathering Y), in other copies 4 folia (X11-Y2)
Bibliographical referenceA. Willems, Les Elzevier (1880), 597