Sam Sparck
2 works in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| August 1972 | 176|176.3 | Essay | Letter (Analog, August 1972) | Analog Science Fiction/Science Fact, August 1972 |
| May 1995 | 172 | Essay | Letter (Analog, May 1995) | Analog Science Fiction and Fact, May 1995 |