| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1961 |
|
Analog Science Fact -> Fiction, May 1961 | Street & Smith Publications, Inc. | MAGAZINE | 171|171.1 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1961 |
|
Analog Science Fact -> Fiction, May 1961 | Street & Smith Publications, Inc. | MAGAZINE | 171|171.1 |