Manylion cyffredinol a sgriptiau amrywiol / general technical details and various scripts,
- D V/80/16-28.
- Sub-series
- [c.1975].
Part of Emyr Humphreys Papers
Manylion cyffredinol, ynghyd â sgriptiau amrywiol ar gyfer y rhaglen gyntaf, yr ail, y drydedd a'r chweched. General technical details together with various scripts for the first, second, third and sixth programme.