ABOVE: f.42v, Harley MS 2506, British Library <http://www.bl.uk/manuscripts/FullDisplay.aspx?ref=Harley_MS_2506>
ABOVE: f.10v, Harley MS 647, British Library <http://www.bl.uk/manuscripts/FullDisplay.aspx?ref=Harley_MS_647>
ABOVE: f.25r, Gottweig 146, Gottweig Stiftsbibliothek, <http://warburg.sas.ac.uk/vpc/VPC_search/record.php?record=2914