Gwynfor Jones
11 works in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| August 1976 | L5 | Essay | Letter (Matrix 7) | Matrix, #7 |
| December 1976 | 17 | Essay | Letter (Matrix 9) | Matrix, #9 |
| April 1977 | 16 | Essay | Letter (Matrix 11) | Matrix, #11 |
| June 1977 | 20 | Essay | Letter (Matrix 12) | Matrix, #12 |
| August 1977 | 19 | Essay | Letter (Matrix 13) | Matrix, #13 |
| October 1977 | 25 | Essay | Letter (Matrix 14) | Matrix, #14 |
| April 1980 | 20 | Essay | Letter (Matrix 29) | Matrix, #29 |
| December 1980 | 28 | Essay | Letter (Matrix 33) | Matrix, #33 |
| February 1981 | 32 | Essay | Letter (Matrix 34) | Matrix, #34 |
| June 1981 | 32 | Essay | Letter (Matrix 36) | Matrix, #36 |
| August 1981 | 28 | Essay | Letter (Matrix 37) | Matrix, #37 |