Book of Kells – Dublin Library
Codex Manese – Zurich 1300 – 1340
Decretals of Gregory IX with glossa ordinaria (the ‘Smithfield Decretals’) Digital Image Archive of Medieval MusicDigital Scriptorium – growing image database of medieval and renaissance manuscripts that unites scattered resources from many institutions into an international tool for teaching and scholarly research. It bridges the gap between a diverse user community and the limited resources of libraries by means of sample imaging and extensive rather than intensive cataloging.
Leaves of Gold – Treasures of Manuscript Illumination from Philadelphia Collections is a project of the Philadelphia Museum of Art and the Philadelphia Area Consortium of Special Collections Libraries.
Science Manuscripts – British Library – A Selection of manuscripts from pre-1600 on various subjects of science
The British Library Catalogue of Illuminated Manuscripts
Turning the pages – National Library of Medicine
Virtual Library of Medieval Manuscripts – Bibliotheque Virtuelle des Manuscrits Medieveaux – In French
Wellcome Image Library – More than 100,000 images. Some modern some medieval.