Columbia subject headings:
Augustinian Canonesses.
Heiningen (Lower Saxony, Germany)
Monastic libraries--Germany--Lower Saxony.
Monastic libraries--Germany--Salzgitter.
Nuns--Books and reading--Germany--Lower Saxony.
Nuns--Books and reading--Germany--Salzgitter.
Harvard subject headings:
Christian art and symbolism--Germany--History.
Early printed books--Germany--History.
Manuscripts--Germany--History.
Monastic libraries--Germany--History--To 1500.
Stift Heiningen--Library--History.
Stift Salzgitter-Steterburg--Library--History.
Princeton subject headings: