engineer John Taylor
organ [portative organ], dulcimer, percussion Peter Skuce
percussion, oud, dulcimer Raph Mizraki
recorder, flute, bagpipes, shawm, other [symphony] William Lyons
soprano vocals, percussion Julia Gooding
vielle Susanna Pell
vielle, rebec, bagpipes, shawm Giles Lewin
whistle, percussion Paul Bevan
Recorded at St. Mary le Bow, London

The Dufay Collective was founded in 1987, their first CD L'Estampida was recorded in 1991, so this cassette must fall between those dates.