1. 1973
2. Some aspects of gerundials and infinitivals in English

   Mukattash, L. M. (Awdur), Maw 1973

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

3. 1972
4. The natural vegetation of the Sabah and natural regeneration of the Dipterocarp Forests.

   Fox, J. E. D. (Awdur), Meh 1972

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

5. 1971
6. The population biology of Littorina obtusata (L) (Gastropoda: Prosobranchiata).

   Guiterman, J. D. (Awdur), Hyd 1971

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

7. An assessment of the contribution of Sir Hugh Owen to education in Wales

   Davies, B. L. (Awdur), 1971

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

8. 1970
9. An examination of some leading motifs in the prophetic oracles against foreign nations

   Jones, G. H. (Awdur), Medi 1970

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

10. Studies on organ cultures of slug reproductive tracts

    Bailey, T. G. (Awdur), Medi 1970

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

11. 1968
12. A comparative study of morphology, behaviour and ecology of Chaetogaster Limnaei ( von Baer) from several host species

    Buse, A. (Awdur), Medi 1968

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

13. A critical examination of the Teacher Training in Wales, 1846-1898

    Rees, L. M. (Awdur), 1968

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

14. Temporal orientation of behaviour.

    Harzem, P. (Awdur), 1968

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

15. 1966
16. Studies in the flora of the Rhynie chert

    Saadawy, W.E.-S. (Awdur), Meh 1966

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth