Project / Collection
- Additional Manuscripts2,435
- Sloane Collection392
- Royal Music Library Manuscripts263
- Harley Collection131
- Music Manuscripts130
- Egerton Manuscripts81
- Surrogates63
- Royal Philharmonic Society Manuscripts50
- Cotton Collection45
- India Office Private Papers22
- Additional Charters and Rolls17
- Stowe Collection17
- Hirsch Collection11
- Tyson Collection8
- India Office Records7
- Ashley Manuscripts4
- Burney Manuscripts2
- Greek Manuscripts2
- Lansdowne Collection2
- Stefan Zweig Collection2