Aberystwyth, National Library of Wales, Peniarth MS 267
  • 1635–1641
Not yet published
Edwards, Gwilym Lloyd, Ystorya gwlat Ieuan Vendigeit (llythyr y Preutur Siôn): cyfieithiadau Cymraeg Canol o ‘Epistola Presbyteri Johannis’, Cardiff: University of Wales Press, 1999.  

A critical study of a Welsh translation of Ystorya Gwlat Ieuan Vendigeit, a letter supposedly sent by Prester John to Manuel, emperor of Constantinople about 1165, comprising presentations of two translations of the document, taken from manuscripts Jesus College 119, Peniarth 15, 47 and 267, an appreciation of the text and its significance in Welsh literature, and detailed notes.

Evans, J. Gwenogvryn, Report on manuscripts in the Welsh language, vol. 1.3: Peniarth, Historical Manuscripts Commission, London, 1905.
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1077–1081   “MS 267”
Hen. 275

Results for Aberystwyth, National Library of Wales, Peniarth MS 267 (1)