Part I. Liturgical Texts and their Contexts: 1. Textual witnesses to insular liturgies Ann Buckley and Lisa Colton; 2. Contexts for the late medieval pontifical of Anian, bishop of Bangor: Issues of the 'Local' and the 'More-Than-Local' John Harper; 3. Insular uses other than that of Salisbury John Caldwell; 4. Saints and their sung texts in manuscripts of the Sarum Sanctorale: The case of Margaret, Virgin and Martyr Matthew Cheung Salisbury; Part II. Patterns in the Veneration of Regional and Local Saints in Insular Liturgical Sources: 5. Introduction to Part II Ann Buckley and Lisa Colton; 6. Plainchant offices for the saints of medieval Britain and Ireland: Some reflections on their local and national significance David Hiley; 7. Insular saints in Irish Sarum sources of the office Ann Buckley; 8. Responsory verses for Irish and insular saints: Medieval singer-composers at work Barbara Haggh-Huglo; 9. Pater Columba: The Irish and Scottish offices of St Columba of Iona (Colum Cille) Ann Buckley; Part III. Textual Witnesses to Insular-Continental Networks: 10. Introduction to Part III Ann Buckley and Lisa Colton; 11. Nation, Identity and the Liturgical Cult of St Katherine of Alexandria in Twelfth-Century England James J. Blasina; 12. The Dominicans and their Identity in Medieval Britain and Ireland: Evidence from Dominican Gospel Lections Eleanor J. Giraud; 13. Liturgy and Devotion in Insular Witnesses to the Cult of the Three Kings of Cologne Lisa Colton; Bibliography.