- NLW MS 15415E.
- File
Welch papers. Bib Hall 150, by John Walters and others. English, Welsh. 1/2 calf. Donated by George Williams, Porthcawl, November 1952.
Welch papers. Bib Hall 150, by John Walters and others. English, Welsh. 1/2 calf. Donated by George Williams, Porthcawl, November 1952.