A copy of Rhys Jones's book Gorchestion Beirdd Cymru .... (Amwythig, 1773), including transcripts of poetry and annotations by the Reverend Walter Davies, 'Gwallter Mechain'. Some of the items appear to have been transcribed from Llyfr Ystrad Alun (NLW MS 7191B). See also NLW MS 1658B, which contains a reference (p. 66) to this manuscript.