Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Lloyd, John, 1733-1793, 1 canlyniadau
- Pennant, Thomas, 1726-1798 -- Correspondence, 1 canlyniadau
- Jones, William, Sir, 1746-1794, 1 canlyniadau
- Royal Society, 1 canlyniadau
- Blagden, Charles, Sir, 1748-1820, 1 canlyniadau
- Haymarket Theatre (London, England), 1 canlyniadau
- Latham, John, 1740-1837., 1 canlyniadau
- Owen, E. R., Bangor, 1 canlyniadau
- Norfolk (Ship), 1 canlyniadau
- Tartar (Ship), 1 canlyniadau