We look after more than 100,000 pieces of manuscript music and 1.5 million separate items of printed music. Based in the Rare Books & Music Reading Room at the St Pancras building.
Composer resources: catalogues, bibliographies and guides to research
Consulting music at the British Library
Dating and tracing the provenance of music in the British Library
Digitised music from the British Library
Finding music in the catalogues
Indexes to music dissertations available at the British Library

