Papurau'r Parch E R Williams, Patagonia,
Papurau'r Parch E R Williams, Patagonia,
Llythyrau a phapurau,
R. Bryn Williams Papers,
R. Bryn Williams Papers,
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,
