Letter (Astounding, January 1949): That Time Theory Seems Too Unsubstantial and Vague to Be Arguable.
| First published | January 1949 |
|---|---|
| Type | Essay |
Publications (1)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| January 1949 | Astounding Science Fiction, January 1949 | Street & Smith Publications, Inc. | MAGAZINE | 161 |