Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Greaves, Thomas, 1612-1676., 1 canlyniadau
- Parry, David, 1682?-1714, 1 canlyniadau
- Massachusetts Historical Society, former owner., 1 canlyniadau
- Banks, William Lawrence, d. 1893, former owner., 1 canlyniadau
- Gwalchmai, 1803-1897, former owner., 1 canlyniadau
- Williams, R. Peris (Robert Peris), -1942, former owner, 1 canlyniadau
- Pob un
- Law -- Wales., 1 canlyniadau
- Wrexham (Wales), 1 canlyniadau
- Bishops -- Wales -- Bangor., 1 canlyniadau
- Law, Medieval -- Wales., 1 canlyniadau
- Catechisms, Welsh -- Early works to 1800., 1 canlyniadau
- Traditional medicine -- Wales -- Early works to 1800, 1 canlyniadau
- England -- Officials and employees -- Early works to 1800., 1 canlyniadau
- Wales -- Officials and employees -- Early works to 1800., 1 canlyniadau
- Pob un
- Manuscripts, Welsh -- Wales., 5 canlyniadau
- Welsh poetry -- 1100-1400., 1 canlyniadau
- Welsh poetry -- 1400-1550., 1 canlyniadau
- Welsh poetry -- Early modern, 1550-1700., 1 canlyniadau
- Welsh poetry -- To 1100., 1 canlyniadau
- Sermons, Welsh -- Wales., 1 canlyniadau
- Welsh poetry -- To 1550, 1 canlyniadau
