1. 1965
2. Children's leisure-reading tastes and habits in relation to age, sex, intelligence and other factors

   Leng, I. J. (Awdur), 1965

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

3. 1963
4. An ecological study of Chaetogaster limnaei( von Baer)

   Gruffydd, L. D. (Awdur), Ebr 1963

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

5. A behaviourist approach to pyscho-analysis

   Miles, T. R. (Awdur), 1963

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

6. 1960
7. Seasonal changes in the plankton of inshore waters: with special reference to the life history of certate copepods

   Haq, S. M. (Awdur), 1960

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

8. 1959
9. Calcareous algae of the silurian of the Welsh border

   Green, H. (Awdur), Ebr 1959

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

10. 1958
11. A Study in the Experimental Taxonomy of some British Sphagha (section Cuspidata),with observations of their ecology.

    Agnew, S. (Awdur), 5 Mai 1958

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

12. 1953
13. The study of some phenomena observed with monochromatic X-ray beams.

    Jones, G. P. (Awdur), Owen, E. A. (Goruchwylydd), Medi 1953

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth