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.
Stadtbibliothek Memmingen (DE): 3.373-2
TitleNovella super I-V Decretalium
ImprintVenice : Johannes and Gregorius de Gregoriis, de Forlivio, 1489