Music book, [1740x1918], of John Davies ('Siôn Dafydd y Crydd'), bookbinder, cobbler and musician, of Llanfihangel Ystrad, Cardiganshire, consisting mainly of notes on the theory of music and psalmody, largely transcribed from the works of William Tans'ur and others.
Also included is an epitaph to John Davies, apparently composed by David Davies, Castell Hywel (f. 86 verso), together with a related note, 1918, by John Jones, Aberaeron (f. 87).