Jim Armstrong
2 works in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| October 1964 | 92|92.2 | Essay | Letter (Analog, October 1964) | Analog Science Fact -> Science Fiction, October 1964 |
| December 1965 | 160|160.1 | Essay | Letter (If, December 1965) | If, December 1965 |