Reese, G., Music in the Middle Ages. New York, 1941. Contains extensive bibliography including many periodical articles.

II. Collections and Indices

Analecta hymnica medii aevi, edited by C. Blume and G. M. Dreves, 55 vols. Leipzig, 1886-1922. Introductions most informative.

Analecta liturgica, part 2, vols. I, Thesaurus hymnologicus; II, Prosae, edited by E. Misset and W. H. J. Weale. Insulis et Brugis, 1888-1902.

Blume, C. and Dreves, G. M., Hymnologische Beiträge (Quellen und Forschungen zur Geschichte der lateinischen Hymnendichtungen, 2 vols.). Leipzig, 1897-1901.

Chevalier, C. U. J., Repertorium hymnologicum, catalogue des chants, hymnes, proses, sequences, tropes, 6 vols. Louvain, Bruxelles, 1892-1920. Published as supplements to the Analecta Bollandiana.

Daniel, H. A., Thesaurus hymnologicus, 5 vols. Lipsiae, 1855-1856, 2nd edition.

Gaselee, S., The Oxford Book of medieval Latin verse. Oxford, 1928.

Germing, M., Latin hymns. Chicago, 1920. Text book.

del Grande, C., Liturgiae preces hymni Christianorum e papyris collecti. Neapel, 1934.