Llawysgrifau cerddorol, [1920x1950] David William Jones, yn cynnwys drafftiau o alawganau ac emynau, [?1920au-1940au]; ynghyd â cherddoriaeth gan gyfansoddwyr eraill, [1920au-1940au]. = Music manuscripts, [1920x1950], of David William Jones, comprising mainly drafts of cantatas and hymns, [?1920s-1940s]; together with music compositions by other composers, [1920s-1940s].

Papers of the composer and musician Prof. David Evans, [1880 x 1948], comprising full and fragment scores of choral music, including orchestral and vocal scores, cantatas, anthems, hymn tunes, carols and other sacred music, arrangements of welsh airs, miscellaneous compositions, compositions by other composers, together with miscellaneous material.