RISM Catalog of Musical Sources. The international RISM catalogue containing over 1.2 million records for musical sources from between the years 1600 and 1850 held in music libraries and other institutions around the world.
RISM Online. A separate search interface for the RISM musical sources described above.
RILM. Bibliography and abstracts of music literature.
WorldCat. A catalogue of holdings from libraries around the world.
IAML. The International Association of Music Libraries, Archives and Documentation Centres.
Cecilia. Collection-level guide to music held in archives, libraries and museums in the UK and Ireland.
Encore 21. Union catalogue of sets of performance music in UK libraries.
Concert Programmes. Database of collections of concert programmes held in European libraries, archives and museums.
Early Music Online. Descriptions and digitised volumes of 16th-century music anthologies held by the British Library.
British Library Archives and Manuscripts Catalogue. Lists some digitised copies of manuscripts and archives in the British Library’s collections. To find available content, select Digitised Content from the left-hand menu, then ‘Yes (available)’. N.B. Some content is unavailable following a cyber-attack on the Library in 2023.
Digital Bodleian. Digitised copies of items held by the Bodleian Libraries, University of Oxford, and Oxford college libraries, including printed and manuscript music.
Cambridge Digital Library. Digitised copies of items held by the University of Cambridge, including printed and manuscript music.
DIAMM (Digital Image Archive of Medieval Music). Digital images of medieval manuscripts, and scholarly resources and editions.
British Library Musical Manuscripts on Wikimedia Commons. A gallery of examples of composers’ and scribes’ handwriting, digitised from British Library holdings.