Papurau'r Parch E R Williams, Patagonia,
Papurau'r Parch E R Williams, Patagonia,
R. Bryn Williams Papers,
R. Bryn Williams Papers,
Llythyrau a phapurau,
Report on Welsh colony in Patagonia,
Report on Welsh colony in Patagonia,
Press cuttings,
Press cuttings,
Letters to the Rev. C. Tawelfryn Thomas (J-O)
Letters to the Rev. C. Tawelfryn Thomas (J-O)
Miscellanea,
Miscellanea,
Eluned Morgan Manuscripts,
Eluned Morgan Manuscripts,
Edward Jones Williams and Chubut Mercantile Company Papers,
Edward Jones Williams and Chubut Mercantile Company Papers,
Mihangel ap Iwan Manuscripts
Mihangel ap Iwan Manuscripts
Y Wladfa Gymreig,
Y Wladfa Gymreig,
Llythyrau at Lewis Jones Davies
Llythyrau at Lewis Jones Davies
Letters of William Hopkyn Rees, &c.,
Letters of William Hopkyn Rees, &c.,
Cymry Manceinion,
Cymry Manceinion,
