Letter (Astounding, May 1942): Agreed: "Defense Line" Did Have That Flaw in Depicting the System Two-Dimensionally. But I Felt the Concept of Asteroid Hill-Billies Interesting Enough to Make the Flaw Forgiveable.
| First published | May 1942 |
|---|---|
| Type | Essay |
Publications (1)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| May 1942 | Astounding Science-Fiction, May 1942 | Street & Smith Publications, Inc. | MAGAZINE | 104|104.1 |