Letters, vol. I,
Letters, vol. I,
Miscellaneous prose and poetry
Miscellaneous prose and poetry
Letters, vol. IV,
Letters, vol. IV,
Miscellanea,
Miscellanea,
'Amrywiaethau',
'Amrywiaethau',
Miscellanea,
Miscellanea,
Poetry, prose, letters and miscellanea,
Poetry, prose, letters and miscellanea,
'Cronfa Dafydd Ddu', etc.
'Cronfa Dafydd Ddu', etc.
'Amryw',
'Amryw',
Barddoniaeth, trioedd, etc.,
Barddoniaeth, trioedd, etc.,