London: British Library

Additional Charters

1–208: Collection Courcelles

232–505, 1397–1516, 2028–4578: Collection Joursanvault

Cotton Manuscripts

Caligula DIII: Diplomatic documents

London: Duchy of Cornwall Office

Account of John Henxteworth [1355–6]

London: Public Record Office

Chancery

C49/46 Council and Parliamentary proceedings

C61/59–82 Gascon rolls [1347–69]

C76/25–52 Treaty (formerly French) rolls [1347–69]

C81/325–413 Chancery warrants [1347–69]

Exchequer