Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Lhuyd, Edward, 1660-1709., 2 canlyniadau
- Richards, Jenkin, fl. mid 17 cent., 1 canlyniadau
- Cynwal, Wiliam, -1587 or 1588, 1 canlyniadau
- Lhuyd, Edward, 1660-1709 -- Correspondence, 1 canlyniadau
- Morris, Lewis, 1701-1765, 1 canlyniadau
- Vaughan, Robert, 1592-1667, 1 canlyniadau
- Owen, Goronwy, 1723-1769?, 1 canlyniadau
- Pennant, Thomas, 1726-1798, 1 canlyniadau
- Dwnn, Lewys, approximately 1550-approximately 1616, 1 canlyniadau
- Wynn, William, 1709-1760, 1 canlyniadau
- Pob un
- Latin language -- Glossaries, vocabularies, etc. -- Welsh, 2 canlyniadau
- Horticulture., 1 canlyniadau
- Irish language -- Glossaries, vocabularies, etc. -- Latin, 1 canlyniadau
- Snowdon (Wales), 1 canlyniadau
- Welsh poetry -- 18th century, 1 canlyniadau
- Hymns, Welsh, 1 canlyniadau
- Plants -- Wales -- Merioneth, 1 canlyniadau
- Plants -- Wales -- Snowdonia., 1 canlyniadau
- Irish language -- Glossaries, vocabularies, etc. -- Welsh, 1 canlyniadau
- Fisheries -- Wales -- Dysynni, 1 canlyniadau
