- GB 0210 MSGWILEL
- Fonds
- 1856-1900
Llyfrau nodiadau o waith William Cosslett (Gwilym Elian) yn cynnwys cerddi holograff, 1856-1900, ar amryw destunau. = Notebooks of William Cosslett (Gwilym Elian) containing holograph poems, 1856-1900, on various subjects.
Cosslett, William, 1831-1904