Cyfarfodydd eglwys M. C. Rhosgadfan,
Two pocket books of John R. Williams, Rhosgadfan, relating to Rhosgadfan [ C.M.] Church, and largely including minutes and proceedings of children's competitive meetings, 1892-1893, and of the Young People's prayer meetings, 1902-1907. One volume also contains notes of sermons heard at Liverpool, 1891.
Williams, J. R., Rhosgadfan
Five pocket books containing notes by J. R. Williams, Rhosgadfan, of proceedings at monthly meetings within the Arfon C. M. Presbytery, 1922-1930.
Williams, J. R., Rhosgadfan
Thirteen pocket books containing notes by J. R. Williams, Rhosgadfan, co. Caernarvon, of sermons heard at Rhosgadfan [C. M. Chapel] and elsewhere during the period 1895-1929 (with gaps). NLW MS 12123A contains minutes, memoranda, and accounts of Rhosgadfan C. M. Sunday School, 1905-1906.
Williams, J. R., Rhosgadfan
Undeb Llenyddol a Cherddorol Rhostryfan a Rhosgadfan,
Two rough notebooks of J. R. Williams, Rhosgadfan, containing minutes, memoranda, and accounts of 'Cylchwyl Undeb Llenyddol a Cherddorol Rhostryfan a Rhosgadfan', 1896. Inset are a carol and other verses; typescript and printed balance sheets, 1911, 1918; and an undated holograph letter from the secretary H. S. Hughes, Rhostryfan.
Williams, J. R., Rhosgadfan