The annual journal Dumbarton Oaks Papers was founded in 1941 for the publication of articles relating to late antique, early medieval, and Byzantine civilization in the fields of art and architecture, history, archeology, literature, theology, law, and the auxiliary disciplines. Numerous maps, tables, illustrations, and color plates provide supplementary information for many of the articles.

This volume includes “The Influence of Nineteenth-Century Anthologies of Celtic Music in Redefining Celtic Nationalism,” by Graham Aubrey; “Breuddwyd Rhonabwy and Memoria,” by Matthieu Boyd; “A Reactionary Dimension in Progressive Revolutionary Theories? The Case of James Connolly’s Socialism Founded on the Re-Conversion of Ireland to the Celtic System of Common Ownership,” by Olivier Coquelin; “The Spiteful Tongue: Breton Song Practices and the Art of the Insult,” by Natalie A. Franz; “Celtic Democracy: Appreciating the Role Played by Alliances and Elections in Celtic Political Systems,” by D. Blair Gibson; “Pendragon’s Ancestors,” by Nathalie Ginoux; “When Historians Study Breton Oral Ballads: A Cultural Approach,” by Éva Guillorel; “Textual and Historical Evidence for an Early British Tristan Tradition,” by Sabine Heinz; “Time and the Irish: An Analysis of the Temporal Frameworks Employed by Sir Henry Maine, Eóin MacNeill, and James Connolly in Their Writings on Early Modern Ireland,” by Heather Laird; “‘And thus I will it’: Queen Medh and the Will to Power,” by Edyta Lehmann; “Judas, His Sister, and the Miraculous Cock in the Middle Irish Poem Críst ro crochadh,” by Christopher Leydon; “Se principen nominat: Rhetorical Self-Fashioning and Epistolary Style in the Letters of Owain Gwynedd,” by Patricia Malone; “Abduction, Swordplay, Monsters, and Mistrust: Findabair, Gwenhwyfa, and the Restoration of Honour,” by Sharon Paice MacLeod; and “Performing a Literary Paternity Test: Bonedd yr Arwyr and the Fourth Branch of the Mabinogi,” by Sarah Zeiser.