- NLW MS 21800A.
Part of D. L. P. Evans manuscripts,
Notebook containing arithmetical problems (ff. 1-35), sketches of local views (ff. 71v, 74v, 75v, 104v), hymns in English and Welsh (ff. 112v-24, inverted text) and hymn-tunes (ff. 125v-50v, inverted text), together with an index to the tunes (ff....