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/02017693 Ink. 319a
[02017693]
Vilnius, University Library (LT)
: Ink. 319a
ISTC Nr.ia01137000
TitelArs oratoria
Erscheinungsvermerk[Basel : Johann Amerbach, about 1490]