Additional manuscripts of Sir John Williams,
- 743C.
- Ffeil
- [c. 1921].
Rhan oCwrtmawr manuscripts
A file of imperfect sections and final proof sheets (pp. 1-208) of J. H. Davies, The National Library of Wales. Catalogue of Manuscripts. Volume I. Additional Manuscripts in the Collections of Sir John Williams, Bart., G. C. V. O. (Aberystwyth, 1921), with a few marginal notes by the compiler, almost entirely referring to the sale catalogue numbers of, and prices paid for, manuscripts from the library of Sir Thomas Phillipps, Middle Hill.