Margot E. Fassler is Robert S. Tangeman Professor of Musicology and Director of the Institute of Sacred Music at Yale University. Rebecca A. Baltzer is Professor of Musicology at the University of Texas, Austin.

• Lila Collamore: Prelude: Charting the Divine Office Part I. A Methodological Introduction 1: Margot E. Fassler: Sermons, Sacramentaries, and Early Sources for the Office in the Latin West: The Example of Advent 2: László Dobszay: Reading an Office Book Part II. The Pre-Carolingian Office 3: James W. McKinnon: The Origins of the Western Office 4: Joseph Dyer: Observations on the Divine Office in the Rule of the Master 5: Peter Jeffery: Eastern and Western Elements in the Irish Monastic Prayer of the Hours Part III. Manuscript Studies 6: Ritva Jacobsson: The Antiphoner of Compiègne, Paris, BNF lat. 17436 7: James Grier: The Divine Office at St. Martial in the Early Eleventh Century: Paris, BN lat. 1085 8: Michael Huglo: The Cluniac Processional of Solesmes, Bibliothèque de l'Abbaye 9: Susan Rankin: Taking the Rough with the Smooth: Melodic Versions and Manuscript Status Part IV. Regional Developments: Carolingian Period to the Later Middle Ages 10: Hartmut Möller: Office Compositions from St. Gall: Saints Gallus and Othmar 11: Terence Bailey: The Development and Chronology of the Ambrosian Sanctorale: The Evidence of the Antiphon Texts 12: Gunilla Björkvall and Andreas Haug: Performing Latin Verse: Text and Music in Early Medieval Versified Offices 13: Anne Walters Robertson: From Office to Mass: The Antiphons of Vespers and Lauds and the Antiphons before the Gospel in Northern France 14: Wulf Arlt: The Office for the Feast of the Circumcision from Le Puy 15: Craig Wright: The Palm Sunday Processional in Medieval Chartres 16: Barbara Haggh: Nonconformity in the Use of Cambrai Cathedral: Guillaume Du Fay's Foundations Part V. Hagiography 17: Gunilla Iversen: Transforming a Viking into a Saint: The Divine Office of St. Olav 18: Janka Szendrei: On the Prose Historia of St. Augustine 19: David Hiley: The Historia of St. Julian of Le Mans by Létald of Micy: Some Comments and Questions about a North French Office of the Early Eleventh Century 20: Rebecca A. Baltzer: The Little Office of the Virgin and Mary's Role at Paris 21: James John Boyce: The Carmelite Feast of the Presentation of the Virgin: A Study in Musical Adaptation Part VI. The Office and Computers 22: Andrew Hughes: Large Projects and Small Resources: Late Medieval Liturgical Offices 23: Lora Matthews & Paul Merkley: CANTUS and Tonaries Lila Collamore: Bibliography of Writings by Ruth Steiner

This collection underlines the variety and creativity of the Western Office in the Middle Ages, and will establish itself as indispensable for those studying this period, and the overall development of the Divine Office. The editors and publishers should be congratulated on what is a distinguished and informative work