Effemera gwleidyddol Hywel ap Robert,
- NLW ex 2408.
- ffeil
- [1970].
Anerchiad etholiadol a thaflenni Hywel ap Robert fel ymgeisydd Plaid Cymru yn etholaeth Ceredigion [Etholiad Cyffredinol 1970], ynghyd â phapurau'n trafod y sefyllfa dai a swyddi yng Nghymru, [1970]. = Election address and leaflets of Hywel ap Robert as the candidate for Plaid Cymru in Ceredigion [General Election 1970], together with papers relating to housing and employment in Wales, [1970].
Hywel ap Robert, b. 1923.