Research papers on the career of Thomas Wood (1771-1860), Conservative MP for Brecknockshire, 1806-1847, including copies of original electoral registers and correspondence [20th century], and a copy of Wood, Elizabeth, 'A Catalogue of Documents relating to Elections and other Political matters mainly concerning Col. Thomas Wood', 1979.

Papers of Idris Cox, 1934-1985, comprising draft autobiography (unpublished), 'From Coal Mines to Communist Ideals', and photocopy of a more complete version held by Univeristy of Wales, Swansea; correspondence, 1960-1983; pamphlets, lectures and broadcasts by Cox, 1936-1984; Communist Party pamphlets, 1930-1963; and miscellaneous, 1934--1985.

Addresses, lectures and speeches, notes and other papers, 1900-1922, relating to politics, Welsh nationalism, education, rural housing, disestablishment, army recruiting and Sir Ellis's defeat as Liberal candidate for Anglesey; press cuttings, 1883-1926; biographical material, 1949-1954, including an incomplete typescript of a biography by E. Morgan Humphreys; and political letters from Ellis-Griffith, 1873-1926, and letters to him, 1878-1925.