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DIAMM (the Digital Image Archive of Medieval Music) is a leading resource for the study of medieval manuscripts. We present images and metadata for thousands of manuscripts on this website. We also provide a home for scholarly resources and editions, undertake digital restoration of damaged manuscripts and documents, publish high-quality facsimiles, and offer our expertise as consultants.

Latest News

DIAMM Publications

DIAMM is having a monster Christmas sale in order to clear warehouse space, with massive discounts on our older titles. Jump straight to the online store here.

The Anne Boleyn Music Book

Sold out from DIAMM, but copies may still be available from the library of the Royal College of Music.

The Ferrell-Vogüé Machaut MS

The most hidden of all the Machaut manuscripts is now the most available. Winner of the American Musical Society 2015 Claude V. Palisca Prize for the most outstanding scholarly edition or translation in the field of musicology published in 2014.

More publications

DIAMM At a glance

  • Images: 67,338
  • Manuscript records: 4,605 (24 recently updated)
  • Person records: 4,143
  • Place records: 735
  • Organization records: 709
  • Archive records: 681

Recently Added Sources

GB-Och Mus. 1279
fragments from a treble partbook, c. 1610
GB-Lam MS 935
fragments from a treble partbook, c. 1610
GB-Llp [ZZ] 1482.5
flyleaves, Late 13th - early 14th century
I-Bc Q.22 (Bassus)
partbook, c. 1550
I-Bc Q.22 (Altus)
partbook, c. 1550

Recently Updated Sources

GB-Lcm MS 2035 [Bassus]
partbook, Early 17th century
GB-Lcm MS 2035 [Altus]
partbook, Early 17th century
GB-Lcm MS 2035 [Discantus]
partbook, Early 17th century
GB-Ob MS. Tenbury 354
partbook, Early 17th century
GB-Ob MS. Tenbury 1469 (Harmsworth Manuscript)
partbook, Early 17th century