Llyfrynnau Archif Llyfrynnau.. 1926 Egwyddorion Cenedlaetholdeb Saunders Lewis 1926 Principles of Nationalism 1930 Banned Radio Talk Saunders Lewis 1930 Welsh Nationalism Saunders Lewis 1931 Economics of Welsh Self-Government D J Davies 1932 Welsh Nationalist No. 1 1934 Local Authorities and Welsh Industry Saunders Lewis 1935 Aims Welsh National Party 1935 Etholiad J E Daniel 1935 Y Frwydr Dros Ryddid 1936 Blaenion Y Blaid 1936 Cymru Dan Draed 1936 Paham y Gwrthwynebwn yr Ysgol Fomio 1936 Protest Against the Bombing School 1936 Paham Llosgasom yr Ysgol Fomio 1936 Why We Burnt the Bombing School 1937 Coelcerth Rhyddid Croeso i’r Tri 1937 Amaethyddiaeth Cymru 1937 Cymru Rydd 1937 Self-government or Mis-government 1937Llywodraeth Anghyfiawn 1937Unjust Government 1938 Welsh Nationalism Daniel 1939 Can Wales Afford Self-Government 1942 Wales After the War 1943 Etholiad Prifysgol Cymru 1944 Wages of Servitude 1945 Facts for Wales 1945 Ffeithiau 1945 Save Wales by Political Action 1945 Wedi’r Ddarlith 1946 Brwydr Cymru 1947 Crisis of Wales SL 1948 Eu Hiaith a gadwant 1948 Trade Union Congress for Wales 1949 Plaid Cymru a’i Neges 1949 Plaid Cymru and Wales 1950 They Cry Wolf 1950 TVA for Wales 1951 Facts For Wales JE Jones 1951 Welsh Coal Industry 1952 Camre Cymru 1952 Trydan Heb Ddifrod 1952 Y Ddraig Goch Ionawr 1952 1952 Y Gongl Fach Hon 1953 Parliament in Cardiff 1953 The Vale of Glamorgan 1953 Wales Demands a Parliament 1954 Labour Party and Home Rule 1955 Commonwelath Status for Wales 1955 Cychwyn Plaid Cymru JE Jones 1956 Save Tryweryn For Wales 1956 Wales Against Consciption 1956 Our Three Nations 1957 Monmouthshire in Wales 1957 Welsh Nationalist Aims Gwynfor Evans 1958 80 Cwestiwn Ac Ateb 1958 History Of Gwent 1958 Triban No. 3 – Rhan 1958 Triban No.4 – Rhan 1958 TV In Wales 1958 Welsh Nationalist Aims 1958 What Is Welsh Nationalism 1959 Cymru Rydd Braslun o Bolisi’r Blaid Genedlaethol 1959 Egwyddorion Cenedlaetholdeb Tudur Jones 1959 Gwersi Tryweryn 1959 Learn From Tryweryn 1959 Principles Of Nationalism 1959 Voice of Wales 1960 Wales As An Economic Entity 1962 Cyfle Olaf y Gymraeg Gwynfor Evans 1964 Election Result Confidential 1964 Wales The Next Step 1964 Wales the Next Step 1965 Eighty Q&A Plaid Cymru 1966 Develop All Wales 1966 Wales Matters To You 1966m07 Gwynfor Evans Speech 1967 Black Paper On Wales 1967 Cronfa Plaid Cymru 1968 Welsh Nationalist Aims 1968m08 WelshNation 1969 Dyma Blaid Cymru 1970 Cyfansoddiad Constitution 1970 Welsh Condition Emyr Humphreys 1970 Nerth – Etholiad Cyffredinol 1970 Power – General Election 1971 20 Q&A Plaid Cymru 1971 Cymru Marchnad Gyffredin 1971 Plaid Heddiw Today Robyn Lewis 1971 Wales And The ECC 1973m02 Y Ddraig Goch 1974 Gwynfor Evans 1975 Argyfwng Amaethyddiaeth 1975 Rhaglen Ysgol Haf 1975 Welsh Nation 1925 – 1975 1975 Welsh Political Tradition 1975 Y Ddraig Goch 1925 – 1975 1976 a 1977 Gwynfor Evans – House of Commons 1976m06 Y Ddraig Goch 1977m05 WN Mid Glam 1978 Sianel Deledu yn ddi-oed Gwynfor Evans 1979 Herald Ni Dafydd Wigley 1980 Sianel Gymraeg – Welsh TV – Gwynfor Evans 1983 Macsen Wledig a Geni’r Genedl Gymreig 1983 Magnus Maximus and the birth of Wales the Nation 1984 Plaid Cymru Aims 1987 Towards Commonwealth Of Wales GwynAWilliams 1989 Treth y Pen Poll Tax 1997 Best For Wales Manifesto 1997 Gorau i Gymru 1997 Why Wales Should Have Self Government PhilWilliams Hunanlywodraeth 1999 Story Plaid Cymru Neath 2000 75 Mlwyddiant Plaid Cymru John Davies 2000 75th Anniversary Of Plaid Cymru JohnDavies 2000 Six at Pwllheli 1925 2000 Y Chwech Ddaeth i Bwllheli yn 1925 2001 Assembly To Parliament 2001 Cynulliad I Senedd 2005 Carmarthen Life – Gwynfor Evans 2012 Canrif Gwynfor Melancoli Moderniaeth A Bro Gymraeg