'Y Gwrthrych',
'Y Gwrthrych',
Y Crynwyr,
Y Crynwyr,
Traethodau a nodiadau ysgrythyrol,
Traethodau a nodiadau ysgrythyrol,
The history of Glamorgan,
The history of Glamorgan,
The Dolgelley Bible Association,
The Dolgelley Bible Association,
Stori ddirwestol,
Stori ddirwestol,
Reviews,
Reviews,
Press cuttings,
Press cuttings,
Press cuttings and pedigrees,
Press cuttings and pedigrees,
Pregethau ac anerchiadau,
Pregethau ac anerchiadau,
Pregeth ac emynau,
Pregeth ac emynau,
Plans of houses,
Plans of houses,
Pedigrees and parish registers,
Pedigrees and parish registers,
Papurau 'Ieuan Gwynedd',
Papurau 'Ieuan Gwynedd',
Papers of Lewis Williams.
Papers of Lewis Williams.
Nodiadau ar Ddolgellau
Nodiadau ar Ddolgellau
Nodiadau amrywiol,
Nodiadau amrywiol,
Miscellanea,
Miscellanea,
Miscellanea,
Miscellanea,
Miscellanea,
Miscellanea,
