C. H. Osborne
4 works in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| January 1938 | 154|154.2 | Essay | Letter (Astounding Stories, January 1938): "Old Timer." | Astounding Stories, January 1938 |
| February 1938 | 155 | Essay | Letter (Astounding Stories, February 1938): Our Articles Are Our Science Department. "Unseen Mass" Devinitely NOT Hokum. | Astounding Stories, February 1938 |
| September 1938 | 157|157.2 | Essay | Letter (Astounding, September 1938): "More Science Articles!" | Astounding Science-Fiction, September 1938 |
| March 1939 | 159|159.2 | Essay | Letter (Astounding Science-Fiction, March 1939): Well—Not Exactly Conservative. | Astounding Science-Fiction, March 1939 |