Notes
Originally published in collection Einstein's Brain in 1960
Publications (3)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| May 1962 | The Magazine of Fantasy and Science Fiction, May 1962 | Mercury Press, Inc. | MAGAZINE | 73 |
| September 1962 | The Magazine of Fantasy and Science Fiction, September 1962 | Atlas Publishing and Distribution Co. Ltd | MAGAZINE | 82 |
| 1964 | Vampires Ltd. | Artia | Collection | 73 |