Columbia subject headings:
Early printed books--Europe--Catalogs.
Klosterbibliothek Gravenhorst--Catalogs.
Harvard subject headings:
Klosterbibliothek Gravenhorst--Catalogs.
Zisterzienserinnkloster Gravenhorst. Bibliothek--Catalogs.
Princeton subject headings:
Bibliography--Europe--Early printed books--Catalogs.
Klosterbibliothek Gravenhorst--Catalogs.