Harold Heckart
1 work in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| August 1974 | 174|174.1 | Essay | Letter (Analog, August 1974) | Analog Science Fiction/Science Fact, August 1974 |
1 work in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| August 1974 | 174|174.1 | Essay | Letter (Analog, August 1974) | Analog Science Fiction/Science Fact, August 1974 |