Angers, Bibliothèque Municipale

Antwerp, Plantin-Moretus Museum

Arras, Bibliothèque Municipale

Augsburg, Universitätsbibliothek

Bamberg, Staatliche Bibliothek

Basel, Universitätsbibliothek

Berlin, Staatsbibliothek der Stiftung Preussischer Kulturbesitz

Bern, Stadtbibliothek

Blickling Hall, Norfolk (tourist site)

Bloomington, Indiana, Lilly Library

Boulogne-sur-Mer, Bibliothèque Municipale

Brussels, Bibliothèque Royale

Cambridge, Corpus Christi College (Parker Library)

Cambridge, Fitzwilliam Museum

Cambridge, Jesus College

Cambridge, Magdalene College

Cambridge, Pembroke College

Cambridge, Queens' College

Cambridge, St. John's College

Cambridge, Sidney Sussex College

Cambridge, Trinity College

Cambridge, University Library

Canterbury, Cathedral Library

Cologny-Genève, Switzerland, Bibliotheca Bodmeriana

Dijon, Bibliothèque Municipale

Dresden, Sächsische Landesbibliothek

Dublin, Trinity College

Durham, Cathedral Library

Durham, University Library

Düsseldorf, University Library

Edinburgh, National Library of Scotland

Einsiedeln, Stiftsbibliothek

Ely, Cathedral Library

Épinal, Bibliothèque Municipale

Erfurt, Stadtbücherei

El Escorial (Madrid), Real Biblioteca

Exeter, Cathedral Library

Fulda, Landesbibliothek

Gloucester, Cathedral Library

Den Haag, Koninklijke Bibliotheek

Haarlem, Stadsbibliotheek

Hereford, Cathedral Library (tourist site)

Hill Monastic Manuscript Library

Karlsruhe, Landesbibliothek

Kassel, Landesbibliothek

Köln, Dombibliothek

Köbenhavn, Kongelike Bibliotek

Köbenhavn, Rigsarkivet

Krakow, Biblioteka Jagiellonska

Lawrence, Kansas, Kenneth Spencer Research Library

Leiden, Rijksuniversiteit

Lichfield, Cathedral Library

Lincoln, Cathedral Library (tourist site)

London, British Library

London, College of Arms

London, Lambeth Palace

London, Victoria and Albert Museum

London, Wellcome Historical Medical Library

London, Westminster Abbey

Louvain (Leuven) Bibliothèque de l'Université, Section des Manuscrits

Milan, Biblioteca Ambrosiana

München, Bayerische Staatsbibliothek

Münster, Universitätsbibliothek

New Haven, Yale University Beinecke Library

New York, Pierpont Morgan Library

Oslo and London, Collection of Martin Schøyen

Oxford, All Souls College

Oxford, Bodleian Library

Oxford, Brasenose College

Oxford, Christ Church

Oxford, Corpus Christi College

Oxford, Jesus College

Oxford, Lincoln College

Oxford, Magdalen College

Oxford, Oriel College

Oxford, St. John's College

Paris, Bibliothèque Nationale

Philadelphia, Free Library, John Frederick Lewis Collection

Princeton, University Library, Scheide Library

Ripon, Cathedral Library

Rochester, Cathedral Library (tourist site)

Rouen, Bibliothèque Municipale

St. Gallen, Stiftsbibliothek

St. Omer, Bibliothèque Municipale (tourist site)

St. Paul im Lavanttal, Carinthia, Stiftsbibliothek

St. Petersburg, Public Library

Salisbury, Cathedral Library

Salzburg, Carolino-Augusteum Musaeum

San Marino, Huntington Library

Sélestat, Bibliothèque Municipale

Sens, Trésor de la Cathédral

Spangenberg, Pfarrarchiv

Stockholm, Kunlinginga Biblioteket

Stonyhurst College

Stuttgart, Württembergische Landesbibliothek

Tournai, Bibliothèque Municipale (tourist site)

Trier, Bibliothek des Priesterseminars

Trier, Stadtbibliothek

Vatican, Biblioteca Apostolica Vaticana

Vercelli, Biblioteca Capitolare

Washington D. C.  Folger Shakespeare Library

Wells, Cathedral Library

Werden, Pfarrhof

Wien, Nationalbibliothek

Winchester, Cathedral Library

Worcester, Cathedral Library

Würzburg, Universitätsbibliothek

York, Minster Library

Zofingen, Stadtbibliothek