Morris, R. R., Betws Garmon; Blaenau Ffestiniog
- 5449-5458 etc.
- Series
- 1915-1935.
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Morris, R. R., Betws Garmon; Blaenau Ffestiniog
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Oakeley Slate Quarries Co. Ltd, Llundain
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Williams, G. J., Bangor, (awdur Hanes Plwyf Ffestiniog)
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Williams, Griffith (Gutyn Gwaenydd) Talwaenydd, Blaenau Ffestiniog; Flint
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Williams, Hugh, Midland Bank, Blaenau Ffestiniog; Llanrwst
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Williams, Ieuan, Rhyd, Llanfrothen
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Williams, Yr Athro Ifor, Porthaethwy
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Williams, John Morris, Trawsfynydd
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Williams, R. Maurice, Talycafn
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Williams, T. O., Tanygrisiau; Dolgellau
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Williams, T. Charles, Seattle, Washington, U.S.A.
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Jones. T. M. (Gwenallt), Penmachno, Betws y Coed
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Roberts, J. J. (Iolo Caernarfon), Porthmadog.
Part of Papurau J. W. Jones