- NLW MS 10590C.
- Ffeil
- 1925 /
A typescript dissertation on 'The History of Traeth Mawr and the Industrial Results of the Formation of the Embankment', by William Morgan Richards, Portmadoc, 1925.
Richards, William Morgan
Porthmadog (Wales) -- History.
Tacsonomeg
Cod
Nodyn(nodiadau) cwmpas
Nodyn(nodiadau) ffynhonnell
Nodyn(nodiadau) darganfod
Termau hierarchaidd
Porthmadog (Wales) -- History.
Termau cyfwerth
Porthmadog (Wales) -- History.
Termau cysylltiedig
Porthmadog (Wales) -- History.
1 Disgrifiad archifol canlyniad ar gyfer Porthmadog (Wales) -- History.
1 canlyniad yn uniongyrchol gysylltiedig Eithrio termau culach