Columbia subject headings:
Music theory--Early works to 1800--Bibliography.
Music--Manuscripts--Catalogs.
Harvard subject headings:
Manuscripts--Italy--Catalogs
Music--15th century--Manuscripts--Catalogs.
Music--16th century--Manuscripts--Catalogs.
Vocal music--15th century--Manuscripts--Catalogs.
Vocal music--16th century--Manuscripts--Catalogs.
Princeton subject headings:
Catalogs.
Music theory--Early works to 1800--Bibliography.
Music--Manuscripts--Catalogs.