pt. 1-2. Polyphonic music before c. 1640 (41 reels)
pt. 3-4. English music manuscripts before c. 1714 (35 reels)
pt. 5. The Chapel Royal part-books c. 1670-1850 (19 reels)
pt. 6-8. Handel manuscripts in the British Library. Section A: Operas, serenades and odes (23 reels) ; Section B: Oratorios and church music (22 reels) ; Section C: Instrumental music, cantatas and other music (17 reels)
pt. 9-10. English music manuscripts, c. 1714-1810 (46 reels)
pt. 11. English music manuscripts, c. 1810-1900, from the Egerton and Additional manuscripts 19648-30925 (30 reels).