Columbia subject headings:
Music--Germany--Regensburg--Bibliography.
Music--Manuscripts--Thematic catalogs.
Harvard subject headings:
Fürst Thurn und Taxis Zentralarchiv und Hofbibliothek--Catalogs.
Music--Manuscripts--Thematic catalogs.
Princeton subject headings:
Fürst Thurn und Taxis Zentralarchiv und Hofbibliothek--Catalogs.
Music--Manuscripts--Thematic catalogs.