Every item of data recorded (a certain style of decoration or binding, the date of a manuscript note, etc.) is treated as a valuable clue for provenance, therefore it can be geographically located and chronologically dated. This enables to track the movement of books across Europe and through the centuries.
mei/00214086 Auct. 2Q 4.22.
[00214086]
Oxford, Bodleian Library (GB)
: Auct. 2Q 4.22.
ISTC No.ic00044000
AuthorCalderinus, Johannes
TitleAuctoritates decretorum
ImprintCologne : Petrus in Altis (Bergmann?) de Olpe, 23 June 1477