Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Edwards, Owen M. (Owen Morgan), 1858-1920, 1 canlyniadau
- Great Britain. Board of Education., 1 canlyniadau
- Davies, Alfred T., 1 canlyniadau
- University of Wales, Cardiff., 1 canlyniadau
- Davies, Wynford, 1914-1987 -- Archives., 1 canlyniadau
- Watkins, W. J. H. (William J. Humphrey), 1884-1975 -- Archives, 1 canlyniadau
- Watkins, William, 1855-1938, 1 canlyniadau
- Pob un
- Education -- Wales -- History -- Research., 3 canlyniadau
- Pembrokeshire (Wales), 1 canlyniadau
- Llanfihangel Rhydithon (Wales), 1 canlyniadau
- Education, Secondary -- Wales., 1 canlyniadau
- Geographers -- Wales., 1 canlyniadau
- Rural schools -- Wales., 1 canlyniadau
- Middle school teaching -- Wales., 1 canlyniadau
- Natural history -- Wales., 1 canlyniadau
- Geography -- Study and teaching, 1 canlyniadau
- Travel in literature -- Research, 1 canlyniadau