Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Instrumental music -- Wales -- 20th century., 2 canlyniadau
- Folk music -- Wales, 1 canlyniadau
- Music -- Wales -- 20th century., 1 canlyniadau
- Vocal music -- Wales -- 20th century., 1 canlyniadau
- Orchestral music -- Parts, 1 canlyniadau
- Orchestral music -- 20th century -- Scores, 1 canlyniadau
- Vocal music -- 20th century -- Scores., 1 canlyniadau
- Cerdd dant, 1 canlyniadau
