Letter (Astounding, May 1940): According to Statistical Analysis, You'd Need 500 Votes to Get a True Picture of Reader Opinion.
| First published | May 1940 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1940 |
|
Astounding Science-Fiction, May 1940 | Street & Smith Publications, Inc. | MAGAZINE | 151|151.1 |