Project / Collection
- Additional Manuscripts4,595
- Sloane Collection401
- Royal Music Library Manuscripts298
- Egerton Manuscripts229
- Music Manuscripts207
- Harley Collection136
- Surrogates94
- Ashley Manuscripts72
- Royal Philharmonic Society Manuscripts70
- India Office Private Papers57
- Cotton Collection51
- Stowe Collection30
- Additional Charters and Rolls29
- India Office Records28
- Tyson Collection13
- Hirsch Collection12
- Royal Literary Fund11
- Qatar Foundation Partnership Programme8
- Greek Manuscripts6
- Music Miscellaneous6