Adysgrifau 'Manoethwy',
Adysgrifau 'Manoethwy',
Adysgrifau 'Manoethwy',
Adysgrifau 'Manoethwy',
Autograph letters,
Autograph letters,
Barddoniaeth Huw Morys, etc.
Barddoniaeth Huw Morys, etc.
Barddoniaeth, etc.,
Barddoniaeth, etc.,
'Cronfa Dafydd Ddu', etc.
'Cronfa Dafydd Ddu', etc.
Darowen tithes; transcripts by Mary Richards; etc.
Darowen tithes; transcripts by Mary Richards; etc.
Gwaith Ieuan Lleyn, etc.
Gwaith Ieuan Lleyn, etc.
Letters, vol. I,
Letters, vol. I,
Letters, vol. IV,
Letters, vol. IV,
Llyfr Hir Mair Richards,
Llyfr Hir Mair Richards,
Llythyrau, barddoniaeth, etc.,
Llythyrau, barddoniaeth, etc.,
Miscellanea,
Miscellanea,
Mynegai i farddoniaeth Huw Morys,
Mynegai i farddoniaeth Huw Morys,
Richards family memoranda and accounts, etc.
Richards family memoranda and accounts, etc.
Testunau Cymraeg yn llaw D. Silvan Evans,
Testunau Cymraeg yn llaw D. Silvan Evans,
Transcripts by Mary Richards,
Transcripts by Mary Richards,
Transcripts by Mary Richards,
Transcripts by Mary Richards,
Transcripts by Mary Richards, etc.
Transcripts by Mary Richards, etc.
Transcripts by Mary Richards, etc.
Transcripts by Mary Richards, etc.
