MS. Bodl. 842
Summary Catalogue no.: 2575
1., De legimitis ordinibus pentachordorum et tetrachordorum
2., Ars cantus mensurabilis
3.Breuiarium regulare musicae (musical treatise)
Initials, diagrams. (P&A iii. 1118)
Origin: before 1477 ; English
Summary description by Elizabeth Solopova and Matthew Holford, based on the Summary Catalogue and supplementary sources.