Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- General Strike, Great Britain, 1926., 2 canlyniadau
- Great Britain -- Politics and government., 1 canlyniadau
- Coal industry -- Great Britain., 1 canlyniadau
- Coal trade -- Great Britain., 1 canlyniadau
- Welsh language -- Study and teaching, 1 canlyniadau
- International relations, 1 canlyniadau
- World politics, 1 canlyniadau
- Public libraries -- Wales -- Llanelli., 1 canlyniadau
- Solar eclipses -- 1927., 1 canlyniadau