Columbia subject headings:
Harvard subject headings:
British Library. Manuscript. Harley 3591.
Carthusians--Belgium--Louvain--History--Sources.
Carthusians--Belgium--Louvain--History.
Louvain (Belgium)
Visitations, Ecclesiastical--Belgium--Louvain--History--Sources.
Princeton subject headings:
British Library. Manuscript Harley 3591.
Carthusians--Belgium--Louvain--History--Sources.