anonymous
3 divisions on grounds for bass viol
GB-Cfm MU ms. 647
Peter Holman, Continuity and Change in English Bass Viol Music: The Case of Fitzwilliam MU. MS 647, «The Viola da Gamba Society Journal», 1, 2007, pp. 20-50. http://vdgs.org.uk/journal/Vol-01.pdf