Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Tennyson, Charles, Sir, 1879-, 2 canlyniadau
- League of Nations, 1 canlyniadau
- League of Nations Union. Welsh National Council, 1 canlyniadau
- United Nations., 1 canlyniadau
- Welsh School of Social Service., 1 canlyniadau
- Welsh Book Festival., 1 canlyniadau
- Powys, John Cowper, 1872-1963, 1 canlyniadau
- Powell, Anthony, 1905-2000, 1 canlyniadau
- League of Nations Union. Welsh National Council -- Archives, 1 canlyniadau
- League of Nations -- Records and correspondence, 1 canlyniadau