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,
Radio Times articles,
Radio Times articles,
'Talking in the dark',
'Talking in the dark',
