- J2/11.
- Ffeil
- 1934-1937.
Includes letters to and from the Revd Gwilym Davies. The correspondents include E. R. Appleton, 1934, and William George, 1934 (2 letters).
Appleton, E. R. (Ernest Robert), b. 1891.
Radio broadcasting -- Wales.
Tacsonomeg
Cod
Nodyn(nodiadau) cwmpas
Nodyn(nodiadau) ffynhonnell
Nodyn(nodiadau) darganfod
Termau hierarchaidd
Radio broadcasting -- Wales.
Termau cyfwerth
Radio broadcasting -- Wales.
Termau cysylltiedig
Radio broadcasting -- Wales.
1 Disgrifiad archifol canlyniad ar gyfer Radio broadcasting -- Wales.
1 canlyniad yn uniongyrchol gysylltiedig Eithrio termau culach