Cymdeithas Cymreigyddion y Fenni,
Cymdeithas Cymreigyddion y Fenni,
Commonplace book,
Commonplace book,
Cambrian societies,
Cambrian societies,
Albwm llofnodion, &c.
Albwm llofnodion, &c.
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'
