introduction (Heinlein History)
| First published | May 1941 |
|---|---|
| Type | Essay |
Publications (1)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| May 1941 | Astounding Science-Fiction, May 1941 | Street & Smith Publications, Inc. | MAGAZINE | 123|123.1 |
| First published | May 1941 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| May 1941 | Astounding Science-Fiction, May 1941 | Street & Smith Publications, Inc. | MAGAZINE | 123|123.1 |