Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Moses Williams., 28 canlyniadau
- Samuel Williams., 5 canlyniadau
- Moses Williams and another., 5 canlyniadau
- Richard Morris (index) and another., 4 canlyniadau
- Maurice, William, -approximately 1680, 3 canlyniadau
- David Parry., 3 canlyniadau
- Dr John David Rhys., 2 canlyniadau
- Nathanael Jones., 2 canlyniadau
- John Jones, Gellilyfdy., 2 canlyniadau
- Lewis Morris (table of contents) and others., 2 canlyniadau
- Pob un
- Williams, Moses, 1685-1742, 42 canlyniadau
- Morris, Richard, 1703-1779, 12 canlyniadau
- Williams, Samuel, ca. 1660-ca. 1722, 11 canlyniadau
- Davies, John, 1567-1644, 10 canlyniadau
- Hywel, King of Wales, -950, 10 canlyniadau
- Dafydd ap Gwilym, active 14th century, 6 canlyniadau
- Vaughan, Robert, 1592-1667, 6 canlyniadau
- Jones, William, 1726-1795, 6 canlyniadau
- Morris, Lewis, 1701-1765, 5 canlyniadau
- Jones, John, Gellilyfdy, ca. 1585-1657/8, 5 canlyniadau
- Pob un
- Law, Medieval -- Wales -- Early works to 1800, 18 canlyniadau
- Great Britain -- Kings and rulers -- Chronology -- Early works to 1800, 16 canlyniadau
- Poetics -- Early works to 1800., 8 canlyniadau
- Wales -- Genealogy -- Early works to 1800., 6 canlyniadau
- Traditional medicine -- Formulae, receipts, prescriptions, 5 canlyniadau
- Welsh language -- Glossaries, vocabularies, etc. -- Latin -- Early works to 1800, 5 canlyniadau
- Welsh language -- Glossaries, vocabularies, etc. -- Early works to 1800, 4 canlyniadau
- Botany -- Early works to 1800., 4 canlyniadau
- Great Britain -- Kings and rulers -- Genealogy -- Early works to 1800., 4 canlyniadau
- Welsh language -- Grammar -- Early works to 1800, 3 canlyniadau
- Pob un
- Manuscripts, Welsh -- Wales, 151 canlyniadau
- Welsh poetry -- 1100-1400, 56 canlyniadau
- Welsh poetry -- 1400-1550, 53 canlyniadau
- Welsh poetry -- Early modern, 1550-1700, 49 canlyniadau
- Welsh poetry -- To 1100, 27 canlyniadau
- Triads (Literature), 10 canlyniadau
- Manuscripts, Latin (Medieval and modern) -- Wales, 8 canlyniadau
- Manuscripts, Medieval -- Wales., 7 canlyniadau
- Manuscripts, Latin (Medieval and modern) -- Great Britain, 5 canlyniadau
- Manuscripts, English -- Wales, 5 canlyniadau