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/00202687 Auct. N inf. 1.7(2).
[00202687]
Oxford, Bodleian Library (GB)
: Auct. N inf. 1.7(2).