- NLW ex 991.
- Ffeil
- c.1958.
Manuscript draft of 'Gwaith argraffwyr Machynlleth o 1789 ymlaen' by Richard Jones, Machynlleth, published in Journal of the Welsh Bibliographical Society Vol IX, nos. 1-2 (1958-9).
Manuscript draft of 'Gwaith argraffwyr Machynlleth o 1789 ymlaen' by Richard Jones, Machynlleth, published in Journal of the Welsh Bibliographical Society Vol IX, nos. 1-2 (1958-9).