Uppsala, Universitetsbibliotek
From CODECS: Online Database and e-Resources for Celtic Studies
Uppsala, Universitetsbibliotek
Uppsala, Universitetsbibliotek (University Library) Uppsala, Sweden
Manuscript repositories
Aberdeen, University Library
Aberystwyth, National Library of Wales
Admont, Stiftsbibliothek
Angers, Bibliothèque municipale
Armagh, Public Library
Arras, Bibliothèque municipale
Bamberg, Staatsbibliothek
Berlin, Staatsbibliothek Preussischer Kulturbesitz
Bern, Burgerbibliothek
Brussels, Bibliothèque Royale de Belgique
Cambrai, Bibliothèque municipale
Cambridge, Corpus Christi College
Cambridge, Harvard University, Houghton Library
Cambridge, Pembroke College
Cambridge, Trinity College
Cambridge, University Library
Cardiff, Central Library
Cashel, Bolton Library
Chatsworth House (Derbyshire)
Copenhagen, Det Kongelige Bibliotek
Cork, University College
Dresden, Sachsische Landesbibliothek
Dublin, King's Inns
Dublin, Marsh's Library
Dublin, National Library of Ireland
Dublin, Royal Irish Academy
Dublin, Trinity College
Dublin, University College
Edinburgh, National Library of Scotland
Edinburgh, University Library
Fulda, Landesbibliothek
Glasgow, University Library
Heiligenkreuz, Stiftsbibliothek
Hengwrt Library
Hodges and Smith collection
Killiney, Franciscan Library
Klosterneuburg, Stiftsbibliothek
Laon, Bibliothèque municipale
Leiden, University Library
London, British Library
London, Lambeth Palace Library
Luxembourg, Bibliothèque Nationale
Madison (WI), University of Wisconsin-Madison Memorial Library
Manchester, John Rylands University Library
Maynooth, Russell Library
Melbourne, Newman College
Melbourne, State Library of Victoria
Metz, Bibliothèque municipale
Milan, Biblioteca Ambrosiana
Munich, Bayerische Staatsbibliothek
New York, Morgan Library
Orléans, Bibliothèque municipale
Oxford, All Souls College
Oxford, Bodleian Library
Oxford, Jesus College
Oxford, Merton College
Oxford, St John's College
Paris, Bibliothèque nationale de France
Pennsylvania, Villanova University
Poitiers, Bibliothèque municipale
Princeton, University Library
Reeves collection
Rennes, Bibliothèque de Rennes Métropole
Rome, Biblioteca Vallicelliana
Rome, St Isidore's College
Rouen, Bibliothèque municipale
Salisbury, Cathedral Library
Schaffhausen, Stadtbibliothek
St. Gallen, Kantonsbibliothek Vadiana
St. Gallen, Stiftsbibliothek
St. Paul im Lavanttal, Stiftsbibliothek
Stockholm, Kungliga biblioteket
Turin, Biblioteca Nazionale Universitaria
Uppsala, Universitetsbibliotek
Valenciennes, Bibliothèque municipale
Vatican City, Biblioteca Apostolica Vaticana
Venice, Biblioteca nazionale Marciana
Vienna, Österreichische Nationalbibliothek
Würzburg, Universitätsbibliothek
Aberystwyth, National Library of Wales
Admont, Stiftsbibliothek
Angers, Bibliothèque municipale
Armagh, Public Library
Arras, Bibliothèque municipale
Bamberg, Staatsbibliothek
Berlin, Staatsbibliothek Preussischer Kulturbesitz
Bern, Burgerbibliothek
Brussels, Bibliothèque Royale de Belgique
Cambrai, Bibliothèque municipale
Cambridge, Corpus Christi College
Cambridge, Harvard University, Houghton Library
Cambridge, Pembroke College
Cambridge, Trinity College
Cambridge, University Library
Cardiff, Central Library
Cashel, Bolton Library
Chatsworth House (Derbyshire)
Copenhagen, Det Kongelige Bibliotek
Cork, University College
Dresden, Sachsische Landesbibliothek
Dublin, King's Inns
Dublin, Marsh's Library
Dublin, National Library of Ireland
Dublin, Royal Irish Academy
Dublin, Trinity College
Dublin, University College
Edinburgh, National Library of Scotland
Edinburgh, University Library
Fulda, Landesbibliothek
Glasgow, University Library
Heiligenkreuz, Stiftsbibliothek
Hengwrt Library
Hodges and Smith collection
Killiney, Franciscan Library
Klosterneuburg, Stiftsbibliothek
Laon, Bibliothèque municipale
Leiden, University Library
London, British Library
London, Lambeth Palace Library
Luxembourg, Bibliothèque Nationale
Madison (WI), University of Wisconsin-Madison Memorial Library
Manchester, John Rylands University Library
Maynooth, Russell Library
Melbourne, Newman College
Melbourne, State Library of Victoria
Metz, Bibliothèque municipale
Milan, Biblioteca Ambrosiana
Munich, Bayerische Staatsbibliothek
New York, Morgan Library
Orléans, Bibliothèque municipale
Oxford, All Souls College
Oxford, Bodleian Library
Oxford, Jesus College
Oxford, Merton College
Oxford, St John's College
Paris, Bibliothèque nationale de France
Pennsylvania, Villanova University
Poitiers, Bibliothèque municipale
Princeton, University Library
Reeves collection
Rennes, Bibliothèque de Rennes Métropole
Rome, Biblioteca Vallicelliana
Rome, St Isidore's College
Rouen, Bibliothèque municipale
Salisbury, Cathedral Library
Schaffhausen, Stadtbibliothek
St. Gallen, Kantonsbibliothek Vadiana
St. Gallen, Stiftsbibliothek
St. Paul im Lavanttal, Stiftsbibliothek
Stockholm, Kungliga biblioteket
Turin, Biblioteca Nazionale Universitaria
Uppsala, Universitetsbibliotek
Valenciennes, Bibliothèque municipale
Vatican City, Biblioteca Apostolica Vaticana
Venice, Biblioteca nazionale Marciana
Vienna, Österreichische Nationalbibliothek
Würzburg, Universitätsbibliothek
