Marine Biological Station, Bangor
- CH2/21
- Ffeil
- 1947-1963
Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Principality Press, 2 canlyniadau
- Bruce, William N. (William Napier), b. 1858, 2 canlyniadau
- Ormsby-Gore, William George Arthur, 1885-1964, 2 canlyniadau
- Hills-Johnes, James, 1833-1919, 1 canlyniadau
- National Library of Wales, 1 canlyniadau
- Undeb Rhieni Ysgolion, 1 canlyniadau
- Lewis, Hywel David, 1 canlyniadau
- Jenkins, John, 1 canlyniadau
- Gruffydd, W. J. (William John), 1881-1954, 1 canlyniadau
- Union of Welsh Publishers and Booksellers, 1 canlyniadau
- Pob un
- Kenyon, Lloyd Tyrell, 1864-1927, 3 canlyniadau
- Joyce, Gilbert Cunningham, 1866-1942, 2 canlyniadau
- University of Salford. Business School, 2 canlyniadau
- George, William, 1865-1967, 1 canlyniadau
- National Museum of Wales, 1 canlyniadau
- Jones, David, 1895-1974, 1 canlyniadau
- Parry, Thomas, 1904-1985, 1 canlyniadau
- Evans, J. Gwenogvryn (John Gwenogvryn), 1852-1930, 1 canlyniadau
- Welsh Church Commission, 1 canlyniadau
- Lewis, Saunders, 1893-1985, 1 canlyniadau
- Pob un
- Welsh language -- Usage, 7 canlyniadau
- Welsh language -- Study and teaching, 3 canlyniadau
- Bilingualism -- Wales, 3 canlyniadau
- Reconstruction (1939-1951) -- Wales, 3 canlyniadau
- Printers -- Wales -- Wrexham, 2 canlyniadau
- Adult education -- Wales, 2 canlyniadau
- Education, Bilingual -- Wales, 2 canlyniadau
- Continuing education -- Wales, 2 canlyniadau
- Cemeteries -- Wales, 2 canlyniadau
- Education, Secondary -- Wales -- Whitchurch (Cardiff), 2 canlyniadau