Bernard J. Isker, Jr.
1 work in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| May 1937 | 154|154.2 | Essay | Letter (Astounding Stories, May 1937): Re: Rocket Propulsion. | Astounding Stories, May 1937 |
1 work in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| May 1937 | 154|154.2 | Essay | Letter (Astounding Stories, May 1937): Re: Rocket Propulsion. | Astounding Stories, May 1937 |