Miscellanea,
Miscellanea,
Geirfau, &c.,
Geirfau, &c.,
'Llyfr barddoniaeth Gwilym Canoldref', etc.,
'Llyfr barddoniaeth Gwilym Canoldref', etc.,
Letters, vol. I,
Letters, vol. I,
Miscellanea,
Miscellanea,
Vocabularies,
Vocabularies,
Miscellanea,
Miscellanea,
Llyfr newydd cyfochraeth,
Llyfr newydd cyfochraeth,
Barddoniaeth
Barddoniaeth
Glossaries,
Glossaries,
Transcripts
Transcripts
Miscellanea,
Miscellanea,
Cell gymysg,
Cell gymysg,
Miscellanea,
Miscellanea,
Letters, vol. III,
Letters, vol. III,
Geirfâu.
Geirfâu.
Poetry, word lists and Triads
Poetry, word lists and Triads
Scrap-book of 'Myrddin Fardd',
Scrap-book of 'Myrddin Fardd',
List of Welsh words,
List of Welsh words,
Barddoniaeth a rhyddiaith,
Barddoniaeth a rhyddiaith,