'Manuscripts & drafts of finished poems': 1980-[1994],
'Manuscripts & drafts of finished poems': 1980-[1994],
'Drafts and manuscripts': 1985-1988,
'Drafts and manuscripts': 1985-1988,
Drafts: 1986-1988,
Drafts: 1986-1988,
'Poems and drafts': 1993,
'Poems and drafts': 1993,
Drafts: 1998-1999,
Drafts: 1998-1999,
'The blue man',
'The blue man',
Trefecca College etc.,
Trefecca College etc.,
Correspondence: prose,
Correspondence: prose,
Letters: John Davies,
Letters: John Davies,
Letters: Greg Hill,
Letters: Greg Hill,
Yr Academi Gymreig,
Yr Academi Gymreig,
Welsh Arts Council,
Welsh Arts Council,
Letters: C,
Letters: C,
Letters: P,
Letters: P,
Letters: T-V,
Letters: T-V,
'Stray letters': 1958-1999,
'Stray letters': 1958-1999,
Jeremy Hooker,
Jeremy Hooker,
The National Botanic Garden of Wales,
The National Botanic Garden of Wales,
Miscellaneous,
Miscellaneous,
Prose works,
Prose works,
Canlyniadau 41 i 60 o 104
