John W. Filpus
1 work in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| June 1975 | 173 | Essay | Letter (Analog, June 1975) | Analog Science Fiction/Science Fact, June 1975 |
1 work in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| June 1975 | 173 | Essay | Letter (Analog, June 1975) | Analog Science Fiction/Science Fact, June 1975 |