Project / Collection
- India Office Records319,975
- Additional Manuscripts118,429
- India Office Private Papers47,916
- Additional Charters and Rolls23,201
- Surrogates13,670
- Egerton Charters and Rolls8,382
- Detached Seals and Casts5,735
- Sloane Collection3,840
- Music Manuscripts3,813
- Royal Literary Fund3,771
- Harley Collection3,619
- Universal Postal Union Collection2,912
- Natural History Drawings2,121
- Ashley Manuscripts1,949
- Egerton Manuscripts1,816
- Royal Collection1,760
- Stowe Collection1,621
- Tapling Collection1,357
- Lansdowne Collection1,250
- Cotton Collection1,231