Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Kinmel manuscripts, 3 canlyniadau
- Crosswood (Mont.) Manuscripts, 2 canlyniadau
- Brogyntyn Estate and Family Records, 1 canlyniadau
- Bodewryd (Sotheby) manuscripts and papers, 1 canlyniadau
- Peniarth Manuscripts Collection, 1 canlyniadau
- Sir John Williams manuscripts, 1 canlyniadau
- Panton Manuscripts, 1 canlyniadau
- Miscellaneous letters and papers, 1 canlyniadau
- Pob un
- Lhuyd, Edward, 1660-1709 -- Correspondence, 11 canlyniadau
- Lhuyd, Edward, 1660-1709, 5 canlyniadau
- Lhuyd, Edward, 1660-1709., 2 canlyniadau
- Humphreys, Humphrey, 1648-1712 -- Correspondence, 2 canlyniadau
- Wynn, John, Sir, 1553-1627, 1 canlyniadau
- Owen family, of Brogyntyn, Clenennau, and Glyn -- Correspondence., 1 canlyniadau
- Owen, Robert, Sir, 1658-1698 -- Correspondence., 1 canlyniadau
- Owen, Robert, Sir, 1658-1698, 1 canlyniadau
- Owen, William, 1607-1670 -- Correspondence., 1 canlyniadau
- Owen, William, 1607-1670., 1 canlyniadau
- Pob un
- Welsh language -- Glossaries, vocabularies, etc., 1 canlyniadau
- Caernarvonshire (Wales) -- Politics and government -- 16th century, 1 canlyniadau
- Caernarvonshire (Wales) -- Politics and government -- 17th century, 1 canlyniadau
- Great Britain -- History -- Civil War, 1642-1649., 1 canlyniadau
- Lieutenant governors -- Wales -- Caernarvonshire., 1 canlyniadau
- Caernarvonshire (Wales) -- Militia, 1 canlyniadau
- Jacobites, 1 canlyniadau
- Great Britain -- History -- Commonwealth and Protectorate, 1649-1660., 1 canlyniadau
- Military administration -- Wales -- Caernarvonshire., 1 canlyniadau
- Irish language -- Glossaries, vocabularies, etc. -- Latin, 1 canlyniadau
