Columbia subject headings:
Catedral de Toledo. Biblioteca. Manuscript. 48.14.
Gregorian chants.
Tonarius.
Harvard subject headings:
Antiphonaries.
Gregorian chants.
Music--Manuscripts--Facsimiles
Tonarius.
Princeton subject headings:
Antiphonaries.
Catedral de Toledo. Biblioteca. Manuscript (48.14th)
Gregorian chants.
Tonarius.