pt. 1. Music manuscripts before 1850 from Cambridge University Library and Ely Cathedral (11 reels)
pt. 2. Music manuscripts from the Rowe Music Library, King's College, Cambridge (37 reels)
pt. 3. Handel manuscripts from the Fitzwilliam Museum (18 reels)
pt. 4. English manuscripts from the Fitzwilliam Museum (21 reels)
pt. 5. Continental music manuscripts before c. 1880 in the Fitzwilliam Museum. Section A (reels 1-27)
pt. 6. Continental music manuscripts from the Fitzwilliam Museum. Section B (reels 28-55).