Printed, manuscript and cyclostyled copies of folk songs, some being arrangements for choirs and published by the Welsh Folk-Song Society. Only a few items contain information relating to provenance.
A chronological comparative list of airs in Antient [sic] British Music by John Parry and Evan Williams, British Harmony by John Parry, and Relicks of the Welsh Bards by Edward Jones.
Notes, in journal form, containing J. Lloyd Williams's observations and marks of individual botany students in practical and oral examinations, recorded during his visits to schools throughout Wales.
Lecture and address notes relating to education and teaching, some delivered at school prize-giving ceremonies; religion; and Welsh nationalism and language. One address, delivered at Bangor, April 1935, relates to his life and work.
Photographs of Joseph Parry (mistakenly identified as Pencerdd Gwalia on the back of the photograph), Edith Wynne and three unidentified individuals; together with the publicity leaflets of Mme. Laura Evans-Williams.
A list of Welsh tunes 'in M.S. book in possession of Berwyn Evans, nearly all in E flat', in Mary Davies's hand; together with a letter from J. Lloyd Williams to Principal Reichel, Bangor, 1901, relating to and listing some 'Songs of the forest and field'.
Lists in J. Lloyd Williams's hand, of songs, including sources, which appeared in the first two volumes of the Journal; and a card index of songs with references to their publication in the Journal, vol. III. Most of the entries have been crossed out.
Miscellaneous notes and quotations from various publications, some relating to 'Carolau Haf'. The file also includes a letter from Grace Gwyneddon Davies and biographical notes on Llew Tegid, R. Gwyneddon Davies and W. O. Jones ('Eos y Gogledd').
Notes from Chappell's Old English Popular Music, 1893, Popular Music of the Olden Times and Ancient English Melodies. Musical extracts are also included.
Notes of a lecture relating to the Welsh 'Hwyl', delivered at Denbigh, 1934; another recorded in Dr Walford Davies's musical 'At Home' programme; and a lecture entitled 'Pregethwyr a'u Lleisio', delivered at Bala, December 1922. Preparatory notes and other related papers include comments on the characteristics of contemporary Welsh preachers.
Lectures, outlines of lectures and miscellaneous notes relating mainly to the history of Welsh music, apparently delivered between 1919 and 1928; together with a synopsis of an address delivered at Denbigh Eisteddfod, [1939], and outlines of lectures for the Summer School at Denbigh, 1944.
