Geoffrey C. Martin
2 works in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| September 1952 | 7 | Essay | D.E. - a Mathematical Cutie | Fantastic Adventures, September 1952 |
| September 1952 | 160 | Essay | Helicopter Heaven | Amazing Stories, September 1952 |
2 works in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| September 1952 | 7 | Essay | D.E. - a Mathematical Cutie | Fantastic Adventures, September 1952 |
| September 1952 | 160 | Essay | Helicopter Heaven | Amazing Stories, September 1952 |