Historia de gestis regalibus regum Britannie,
Historia de gestis regalibus regum Britannie,
General correspondence,
General correspondence,
Letters W (Rowland Williams)-Y
Letters W (Rowland Williams)-Y
Catalogue of Porkington Library manuscripts
Catalogue of Porkington Library manuscripts
Miscellanea
Miscellanea
Williams (Castell Deudraeth) family papers
Williams (Castell Deudraeth) family papers
Correspondence
Correspondence
Peniarth scrapbook
Peniarth scrapbook
Letters,
Letters,
Scrapbook of D. Silvan Evans
Scrapbook of D. Silvan Evans
Trwydded pencerdd Gruffudd Hiraethog,
Peniarth and Nannau correspondence (facsimile),
Peniarth and Nannau correspondence (facsimile),
Merionethshire and Caernarvonshire records (facsimile)
Merionethshire and Caernarvonshire records (facsimile)
Sale catalogue of books,
Sale catalogue of books,
Abstracts of Clenennau correspondence,
Abstracts of Clenennau correspondence,
History of the Gwydir Family
History of the Gwydir Family
Miscellany
Miscellany
North Wales pedigrees, etc.
North Wales pedigrees, etc.
Llythyr Goronwy Owen,
Llythyr Goronwy Owen,
