Cymdeithas Cymreigyddion y Fenni,
Cymdeithas Cymreigyddion y Fenni,
Commonplace book,
Commonplace book,
Albwm llofnodion, &c.
Albwm llofnodion, &c.
Cambrian societies,
Cambrian societies,
Transcripts by Mary Richards,
Transcripts by Mary Richards,
Transcripts by Mary Richards, etc.
Transcripts by Mary Richards, etc.
Minute book of Cymmrodorion Society in Powys, etc.
Minute book of Cymmrodorion Society in Powys, etc.
Letters to 'Harri Ddu o Ddyfed'
Letters to 'Harri Ddu o Ddyfed'
