These two In nomine settings are taken from Oxford, Bodleian Library Mus. Sch. 212-6, a collection containing a large number of settings of the famous plainsong. In nomine I appears also in Tenbury, St. Michael´s College, MSS 354-8, where the piece is attributed to Parsons. The original note values have been halved. Editorial accidentals appear above the stave, applying to one note only.