Autograph letters,
Autograph letters,
Catalogue of books,
Catalogue of books,
Copïau o lawysgrifau
Copïau o lawysgrifau
'Cyfysgrifiad o hen ysgriflyfr barddonol',
'Cyfysgrifiad o hen ysgriflyfr barddonol',
Detholiadau o Lyfr Llandaf
Detholiadau o Lyfr Llandaf
Hanes y Brenin Arthur; Barddoniaeth Gymraeg, etc.,
Hanes y Brenin Arthur; Barddoniaeth Gymraeg, etc.,
Letter from G. T. Warwick
Letter from G. T. Warwick
Letters addressed to W. J. Roberts,
Letters addressed to W. J. Roberts,
Letters from O. G. S. Crawford,
Letters from O. G. S. Crawford,
Letters of John Rhys, etc.,
Letters of John Rhys, etc.,
Letters of John Rhys, etc.,
Letters of John Rhys, etc.,
Llythyrau, etc.,
Llythyrau, etc.,
Miscellanea
Miscellanea
Owen's Pembrokeshire, unpublished volumes IV and V
Owen's Pembrokeshire, unpublished volumes IV and V
Walliæ Curiosa
Walliæ Curiosa
Y Marchog Crwydrad,
Y Marchog Crwydrad,
