Contents: Preface; Afterthoughts on The Origins of the Liturgical Year, Thomas J. Talley; The desert, the city, and psalmody in the late 4th century, Joseph Dyer; Monastic reading and the emerging Roman chant repertory, Peter Jeffrey; Songs of exile, songs of pilgrimage, Nancy van Deusen; The geography of martinmass, Alejandro Enrique Planchart; Style and structure in early offices of the Sanctorale, David Hiley; From the advent project to the late Middle Ages: Some issues of transmission, David G. Hughes; Glosses on music and grammar and the advent of music writing in the west, Charles M. Atkinson; Concerning a chronology for chant, László Dobszay; Tollite portas: an Ante-Evangelium reclaimed?, Kenneth Levy; The diagrams interpolated into the Musica Isidori and the scale of old Hispanic chant, Michel Huglo; Old Roman votive-mass chants in Florence, Biblioteca Riccardiana, MSS 299 and 300 and Vatican City, Biblioteca Apostolica Vaticana, Archivio San Pietro F11: a source study, John Boe; Reading the melodies of the old Roman mass proper: a hypothesis defended, Edward Nowacki; 'Epulari autem et gaudere oportebat', Ruth Steiner; From alleluia to sequence: some definitions of relations, Calvin M. Bower; Some Notkerian sequences in Germanic print culture of the 15th & 16th centuries, Theodore Karp; Modal Neumes at Sens, Thomas Forrest Kelly; Singing the nuance in Communion antiphons, Richard Crocker; Bibliography; Indexes.