Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Davies, Walter, 1761-1849, 2 canlyniadau
- Blackwell, John, 1797-1840, 2 canlyniadau
- Richards, Mary, 1787-1877, 2 canlyniadau
- Richards family, Darowen -- Correspondence, 2 canlyniadau
- Richards family, Darowen, 2 canlyniadau
- Morris, Lewis, 1701-1765, 1 canlyniadau
- Owen, Goronwy, 1723-1769?, 1 canlyniadau
- Ieuan Glan Geirionydd, 1795-1855, 1 canlyniadau
- Davies, Robert, 1769-1835, 1 canlyniadau
- Richards, Thomas, 1785-1855, 1 canlyniadau
- Pob un
- Medicine -- Formulae, receipts, prescriptions, 2 canlyniadau
- Home economics, 1 canlyniadau
- Fishing, 1 canlyniadau
- Land tenure -- Wales -- Llanymawddwy, 1 canlyniadau
- Farms -- Wales -- Dolgellau -- Accounting, 1 canlyniadau
- Farms -- Wales -- Ganllwyd -- Accounting, 1 canlyniadau
- Agriculture -- Wales -- Dolgellau -- Accounting, 1 canlyniadau
- Agriculture -- Wales -- Ganllwyd -- Accounting, 1 canlyniadau
- Agricultural administration -- Wales -- Dolgellau, 1 canlyniadau
- Agricultural administration -- Wales -- Ganllwyd, 1 canlyniadau
