- BB/6
- Ffeil / File
- 1928
Copi teipysgrif a wnaed gan A. H. Dainton, Medi 1928, o adroddiad ar y cwrs hyfforddi a gynhaliwyd fel rhan o ysgol haf yn Great Ayton, swydd Efrog ym 1928. = Typescript copy made by A. H. Dainton, September 1928, of a report on a training course held as part of a summer school in Great Ayton, Yorkshire in 1928.