Ffeil NLW ex 1760. - A collection of Welsh nationalist pamphlets and leaflets in Welsh and English, mainly produced by Plaid Genedlaethol Cymru, including Egwyddorion ...,

A collection of Welsh nationalist pamphlets and leaflets in Welsh and English, mainly produced by Plaid Genedlaethol Cymru, including Egwyddorion cenedlaetholdeb (1926), The banned wireless talk (1931), and Y frwydr dros ryddid (1935), all three by Saunders Lewis; together with Blaenorion y Blaid (1936), a Plaid Cymru Summer School pamphlet; Paham y llosgasom yr ysgol fomio (1937) by Saunders Lewis and Lewis Valentine; Coelcerth rhyddid: croeso i'r tri (1937); and three issues of The Welsh newsletter, 1949, edited by R. G. Lloyd Thomas. There are also a number of pacifist pamphlets including Wales and the war (1940) and Havoc in Wales: the War Office demands (c.1946).