M. I. Leffing
1 work in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| July 1935 | 151|151.2 | Essay | Letter (Astounding Stories, July 1935): Beware, Professors! | Astounding Stories, July 1935 |
1 work in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| July 1935 | 151|151.2 | Essay | Letter (Astounding Stories, July 1935): Beware, Professors! | Astounding Stories, July 1935 |