Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Ellis, Tom, 1924-2010, 3 canlyniadau
- Garlick, Raymond, 1 canlyniadau
- Iwan, Dafydd, 1943-, 1 canlyniadau
- Great Britain. Home Office, 1 canlyniadau
- Law Society, 1 canlyniadau
- Jones, Gwynoro, 1942-, 1 canlyniadau
- Garlick, Iestyn, 1 canlyniadau
- Dyfed-Powys Police, 1 canlyniadau
- South Wales Police, 1 canlyniadau
- National Council for Civil Liberties (Great Britain), 1 canlyniadau
- Pob un
- Cymdeithas yr Iaith Gymraeg, 1 canlyniadau
- Edmund-Davies, Herbert Edmund, Baron, 1906-, 1 canlyniadau
- Cox, John, Dr,, 1 canlyniadau
- Cymdeithas yr Iaith Gymraeg (1970-1988), NLW MS 22551E -- Records and correspondence., 1 canlyniadau
- Great Britain. Welsh Language Act 1967 (1970-1988), NLW MS 22551E -- Records and correspondence., 1 canlyniadau
- Ellis, Tom, 1924-2010 -- Correspondence, 1 canlyniadau
- Garlick, Raymond -- Correspondence, 1 canlyniadau
- Pob un
- Welsh language -- Legal status, laws, etc., 2 canlyniadau
- Passive resistance -- Wales, 1 canlyniadau
- Education Papers relating to (1970-1988), NLW MS 22551E, ff. 144-52, 269-81v -- Wales, 1 canlyniadau
- Civil rights demonstrations -- Wales, 1 canlyniadau
- Courts -- Officials and employees, 1 canlyniadau
