1. Foreword/postscript › Research › Not peer-reviewed
2. Published

   'Rhagymadrodd'

   Wiliams, G., 2014, Gwaed Gwirion. 2014 ed. Llandysul: Gwasg Gomer, p. v-lvi 51 p.

   Research output: Chapter in Book/Report/Conference proceeding › Foreword/postscript

3. Other contribution › Research › Not peer-reviewed
4. Published

   Bedd Hugh Emyr Davies

   Wiliams, G., 2019, historypoints.org.

   Research output: Other contribution

5. Published

   Beddi Ynys Tysilio, Porthaethwy

   Wiliams, G., 2019

   Research output: Other contribution

6. Published

   Bro Helen Rowlands, Menai Bridge

   Owen, H. W. & Wiliams, G., 2019, historypoints.org.

   Research output: Other contribution

7. Published

   Cyn-gartref Islwyn Ffowc Elis, Bangor

   Wiliams, G., Kelly, S. & Lindsay, P., 2019, historypoints.org.

   Research output: Other contribution

8. Published

   Er cof am David Henry Williams

   Wiliams, G., 2019, historypoints.org.

   Research output: Other contribution

9. Published

   Grave of Elizabeth Holland, Conwy

   Wiliams, G., 2019, historypoints.org.

   Research output: Other contribution

10. Published

    Graves at St Mary’s churchyard, Conwy

    Wiliams, G., Castle, R., Jones, R. P. & Groom, L., 2019, historypoints.org.

    Research output: Other contribution

11. Book › Research › Not peer-reviewed
12. Published

    Cardiau Post

    Wiliams, G. & Rhys Parri, L. (Illustrator), 27 Sept 2018, Gwasg y Bwthyn. 80 p.

    Research output: Book/Report › Book

13. Published

    Cynan: Drama Bywyd Albert Evans Jones (1895-1970)

    Wiliams, G., 22 Oct 2020, Talybont: Y Lolfa. 504 p.

    Research output: Book/Report › Book

14. Published

    Rhwng Gwibdaith a Coldplay

    Wiliams, G., 26 Jul 2011, Unknown Publisher.

    Research output: Book/Report › Book

15. Published

    Tafarn Tawelwch

    Wiliams, G., 1 Jan 2003, Gwasg Carreg Gwalch.

    Research output: Book/Report › Book

16. Published

    Tir Newydd: Agweddau ar Lenyddiaeth Gymraeg a'r Ail Ryfel Byd

    Wiliams, G., 1 Jan 2005, University of Wales Press.

    Research output: Book/Report › Book

17. Published

    Ysgrifau Beirniadol XXIX

    Wiliams, G. (Editor), 1 Jan 2010, 2010 ed. Gwasg Gee.

    Research output: Book/Report › Book

18. Published

    Ysgrifau Beirniadol XXVIII

    Wiliams, G. (Editor), 1 Jan 2009, 2009 ed. Gwasg Gee.

    Research output: Book/Report › Book

19. Book › Research › Peer-reviewed
20. Published

    Y Rhwyg: Arolwg o Farddoniaeth Gymraeg y Rhyfel Byd Cyntaf

    Wiliams, G., 1993, Llandysul: Gwasg Gomer.

    Research output: Book/Report › Book › peer-review

21. Web publication/site › Research
22. Published

    Adolygiad ar Robin Gwyndaf, 'Cofio Hedd Wyn - Atgofion Cyfeillion a Detholiad o'i Gerdd'

    Wiliams, G., 2017

    Research output: Non-textual form › Web publication/site