Records of the Welsh Army Corps, 1914-1916, including correspondence and accounts, 1914-1916; applications for commission, 1914-1916; and records relating to administration of the units of the Welsh Army Corps, 1914-1916; minutes of the National Executive Committee, 1914-1921; records relating to Ministry of Labour, 1915-1925; and personal papers of Owen W. Owen, 1895-1928.