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British History Online - 'Folios ccxi – ccxx March 1417–18', Calendar of letter-books of the city of London: I: 1400–1422 (1909), pp. 195-206. See Footnote 7, British-history.ac.uk, date accessed: 22 April 2009.
hmc.gov.uk
Historical Manuscripts Commission, UK National Register of Archives, George Carpenter (1657–1732) 1st Baron Carpenter Lieutenant General, HMC.gov.uk[permanent dead link]
Riley, Henry T., and John Carpenter, eds. Munimenta Gildhallae Londoniensis; Liber Albus, Liber Custumarum, Et Liber Horn. 3 vols. in 4. (Rerum Britannicarum Medii Aevi Scriptores (Rolls Series), 12.) London: Longman, Brown, Green, Longmans, and Roberts, 1859-1862. OCLC: 26230401
Abstract: Contains documents illustrating the legal, social and constitutional history of London during the 13th and 14th centuries. Contents:
Vol. 1, Liber albus, compiled AD 1419
Vol. 2, Liber custumarum, with extracts from the Cottonian ms. Claudius. D. II.
Vol. 3, Translation of the Anglo-Norman passages in Liber albus, glossaries, appendices, and index.
Worldcat.org,
Proper Cite: City of London (England), Henry T. Riley, and John Carpenter. Munimenta Gildhallæ Londoniensis: Liber albus, Liber custumarum, et Liber Horn. London: Longman, Brown, Green, Longmans, and Roberts, 1859.