GB-Ob Buchanan b 1

Graduale, 1545, incl. tropes and simple polyphony.

Literature

Frank Harrison: Two Liturgical Manuscripts of Dutch Origin in the Bodleian Library, Oxford, and Music for the Ordinary of the Mass in Late Medieval Netherlands, in: Tijdschrift van de Vereniging voor Nederlandse Muziekgeschiedenis 32 (1982), pp. 76-95.