Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Pennant, Thomas, 1726-1798, 22 canlyniadau
- Pennant, David, 1763-1841, 2 canlyniadau
- Borlase, William, 1695-1772, 2 canlyniadau
- Williams-Wynn, Watkin, 1749-1789, 1 canlyniadau
- Charles I, King of England, 1600-1649, 1 canlyniadau
- Jones, William, Sir, 1746-1794, 1 canlyniadau
- Lake, James Winter, Sir, 1742-1807, 1 canlyniadau
- Henry, Matthew, 1662-1714, 1 canlyniadau
- Parr, Samuel, 1747-1825, 1 canlyniadau
- Charles II, King of England, 1630-1685, 1 canlyniadau
- Pob un
- Pennant, Thomas, 1726-1798 -- Correspondence, 8 canlyniadau
- Borlase, William, 1695-1772 -- Correspondence., 2 canlyniadau
- Griffith, Moses, 1747-1819, 1 canlyniadau
- North, Frederick, Lord, 1732-1792, 1 canlyniadau
- Pennant, David, 1763-1841, 1 canlyniadau
- Myddelton, William, Inner Temple., 1 canlyniadau
- Strange, John, 1732-1799, 1 canlyniadau
- Morris, William, 1705-1763., 1 canlyniadau
- Pennant, Thomas, 1726-1798 -- Archives., 1 canlyniadau
- Pennant, David, 1763-1841 -- Archives., 1 canlyniadau
- Pob un
- Wales -- Description and travel, 1 canlyniadau
- Switzerland, 1 canlyniadau
- Bards and bardism., 1 canlyniadau
- Zoology -- Great Britain., 1 canlyniadau
- Crustacea -- Italy -- Sicily., 1 canlyniadau
- Mollusks -- Italy -- Sicily., 1 canlyniadau
- Shells -- Italy -- Sicily., 1 canlyniadau
- Snails -- Italy -- Sicily., 1 canlyniadau
- Natural history., 1 canlyniadau
- Fossils -- Collection and preservation -- Wales., 1 canlyniadau
