The History of Parliament: the House of Commons 1386–1421, ed. J. S. Roskell, L. Clark, C. Rawcliffe., 1993 Ch(COLSHULL, John I (d.1413), of Friday Street, London and HAWLEY, John I (d. 1408), of Dartmouth, Devon) – published online at https://www.historyofparliamentonline.org/volume/1386-1421