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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.

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DIAMM Publications

For a limited time, there are copies of ALL DIAMM publications available at a significant discount as they are very slightly damaged (usually just bumped) from our recent warehouse move. These copies are shown on our shop page as ‘seconds’ separately from the main product listing.

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.

Henry VIII Manuscript

Compositions by Henry VIII and others in a manuscript that may reflect the repertory of the Tudor king’s own music-making sessions.

The Eton Choirbook

The Award-winning Full-colour facsimile edition of Eton College Library MS. 178 produced by Diamm Publications, with an extensive illustrated introductory study by Magnus Williamson.

More publications

DIAMM At a glance

  • Images: 67,177
  • Manuscript records: 4,153 (37 recently updated)
  • Person records: 4,092
  • Place records: 734
  • Organization records: 709
  • Archive records: 677

Recently Added Sources

F-Pnm Latin 7682A
non-music MS, late 13th to early 14th century
GB-Lna SP 46/126/fo246-247
fragment of 16th-century polyphony, 1558-1603
GB-Llp H890.L35[**]-envelope
fragment, c.1460–1480
E-E MS O. II. 10
non-music MS with interpolated music, Late 13th to early 14th century
I-BV V 20
Summer Temporale (incomplete chant ms), 12th century

Recently Updated Sources

D-Mu MS 4° Art. 401 (2)
printed partbook with MS additions, 1536-40
D-Mu MS 4° Art. 401 (3)
printed partbook with MS additions, 1536-40
D-Mu MS 4° Art. 401 (4)
printed partbook with MS additions, 1536-40
GB-DOdhc D-FSI acc.10959 (Abbotsbury rotulus, Dorset rotulus)
fragments of a rotulus, very early 14th century
GB-Lbl Add. MS 17792
partbook, First half of 17th century; after 1624