Papers of Rev. Brynmor P. Jones, mainly his research papers, including papers accumulated while researching Trials and Triumphs of Jessie Penn-Lewis (1997); papers relating to Evan Roberts, 1907-1924; the Llandrindod Wells Conventions, 1903-1911, and other conventions, 1902-1917; the 1904-1905 Revival; and miscellanea including the Gwent Welsh Baptist Association Records, 1800-1900, and research papers relating to The Spiritual History of Keswick in Wales 1903-1983 (Cwmbran, 1985).