Advanced Imaging EquipmentThe Eton ChoirbookVolunteers and Community EngagementThe Ferrell-Vogüé Machaut ManuscriptThe Dow PartbooksCaius Choirbook

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

Our Christmas sale is back! Jump straight to the online store here.

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: 67,590
  • Manuscript records: 4,648 (23 recently updated)
  • Person records: 4,165
  • Place records: 743
  • Organization records: 709
  • Archive records: 685

Recently Added Sources

I-BGc MA 418
Late-fifteenth-century calendar-psalter-hymnal with polyphony,
I-BGrt MS. 62
Calendar-psalter-hymnal with added polyphony, first half 16th century
I-BGrt MS. 42
processional with added polyphony, 1501
D-Rp B. 283b [Altus]
partbook, Second half of 16th century
D-Rp B. 283b [Tenor]
partbook, Second half of 16th century

Recently Updated Sources

I-TRbc MS 1375 [88] (Trent 88)
manuscript of polyphony, 1456-60
V-CVbav MS Capp. Sist. 46
manuscript of polyphony, c. 1508-27
GB-EVa 1537 Matthew Bible
Printed book with added polyphony, 16th century
GB-Onc MS 368/1
fragments, 15th to 16th century: c.1490 & c.1510
GB-SHR LB/15/1/227
partbook, c. 1597