Abbreviations
| AAV | Archivio Apostolico Vaticano |
| AGS | Archivo General de Simancas |
| APC | Acts of the Privy Council of England, vols 4–6. Edited by John Roche Dasent. London: Her Majesty’s Stationery Office, 1892–1893. |
| BAV | Biblioteca Apostolica Vaticana |
| BL | British Library |
| Carew Manuscripts |
Calendar of the Carew Manuscripts, Preserved in the Archiepiscopal Library at Lambeth, 1515–1574. Edited by J. S. Brewer and William Bullen. London: Public Record Office, 1867. |
| Chronicle of Jane and Mary | The Chronicle of Queen Jane, Two Years of Queen Mary, and Especially of the Rebellion of Sir Thomas Wyatt. By a Resident in the Tower of London. Edited by John Gough Nichols. London: The Camden Society, 1850. |
| CODOIN | Colección de documentos inéditos para la Historia de España, vol. 1 and 3. Edited by Martín Fernández Navarrete, Miguel Salvá and Pedro Sáinz de Baranda. Madrid: Viuda de Calero, 1842–3. |
| Correspondence Pole | The Correspondence of Reginald Pole, 3 vols. Edited by Thomas F. Mayer. London and New York: Routledge: Taylor & Francis Group, 2003. |
| CPR | Calendar of the Patent Rolls Preserved in the Public Record Office. Prepared under the Superintendence of the Deputy Keeper of the Records. Philip and Mary, 2 vols. Edited by M. S. Giuseppi. London: Public Record Office, 1936. |
| CSP Domestic | Calendar of State Papers, Domestic Series of the reign of Mary I, 1553–1558. Edited by C. S. Knighton. London: Public Record Office, 1998. |
| CSP Spain | Calendar of Letters, Despatches and State Papers Relating to the Negotiations Between England and Spain Preserved in the Archives at Vienna, Simancas, Besançon, Brussels, Madrid and Lille (vols. 10, 12 and 13). Edited by Royall Tyler. London: Her Majesty’s Stationery Office, 1914–54. |
| CSP Venice | Calendar of State Papers and Manuscripts Existing in the Archives and Collections of Venice, and in Other Libraries of Northern Italy, (vols. 5 and 6). Edited by Rawdon Brown. London: Her Majesty’s Stationery Office, 1873–77. |
| HHL | Hatfield House Library |
| ODNB | Oxford Dictionary of National Biography |
| Papers of George Wyatt | The Papers of George Wyatt, Esquire of Boxley Abbey in the County of Kent, Son and Heir of Sir Thomas Wyatt the Younger. Camden Fourth Series, vol. 5. Edited by D. M. Loades. London: Royal Historical Society, 1968. |
| RBME | Real Biblioteca del Monasterio de El Escorial |
| RBPRM | Real Biblioteca del Palacio Real de Madrid |
| Relations politiques | Relations politiques des Pays-Bas et de l’Angleterre, sous le règne de Philippe II, vol. 1. Edited by Joseph, Baron Kervyn de Lettenhove. Brussels: F. Hayez/Académie Royale de Belgique, 1882. |
| TNA | The National Archives |
| TPR | Tudor Royal Proclamations, vol. 2, The Later Tudors, 1553–1587. Edited by Paul L. Hughes and James F. Larkin, eds. New Haven: Yale University Press, 1969. |
| Tudor Constitution | The Tudor Constitution: Documents and Commentary. Edited by G. R. Elton. Cambridge: Cambridge University Press, 1965. |