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Mathias, Roland.
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Cymdeithas yr Iaith Gymraeg.
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Elis, Islwyn Ffowc
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Jones, J. E. (John Edward), 1905-1970
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James, Carwyn.
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Williams, D. J. (David John), 1885-1970.
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Davies, D. Jacob (David Jacob), 1916-1974.
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Mathias, Roland.
Cymdeithas yr Iaith Gymraeg.
Welsh
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