Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Davies, Hugh, 1739?-1821, 2 canlyniadau
- Lloyd, John, 1733-1793, 1 canlyniadau
- Panton, Paul, 1727-1797, 1 canlyniadau
- Prichard, John William, 1749-1829, 1 canlyniadau
- Gower, Foote, 1726-1780., 1 canlyniadau
- Owen, E. R., Bangor, 1 canlyniadau
- Thomas, John, Llandegai and Beaumaris, 1 canlyniadau
- Cullum, John, Sir, 1733-1785, 1 canlyniadau
- Thomas, Richard, Llanegryn, 1 canlyniadau
- Bownall, Thomas, 1 canlyniadau
- Pob un
- Montgomeryshire (Wales) -- Geography, 1 canlyniadau
- Montgomeryshire (Wales) -- Description and travel -- Early works to 1800, 1 canlyniadau
- Montgomeryshire (Wales) -- Genealogy, 1 canlyniadau
- Merioneth (Wales) -- Genealogy, 1 canlyniadau
- Caernarvonshire (Wales) -- Genealogy, 1 canlyniadau
- Anglesey (Wales) -- Genealogy, 1 canlyniadau
- Anglesey (Wales) -- History, 1 canlyniadau
- Merioneth (Wales) -- History, 1 canlyniadau
- Shropshire (England) -- Genealogy, 1 canlyniadau
- Denbighshire (Wales) -- Genealogy, 1 canlyniadau