Notes
First published in the magazine If, March 1953.
Publications (7)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| March 1953 | If, March 1953 | Quinn Publishing Company, Inc.; Buffalo, NY | MAGAZINE | 82 |
| November 1953 | If, No. 1 | Strato Publications | MAGAZINE | 91 |
| January 1957 | The First World of If | Quinn Publishing Company, Inc.; Kingston, NY | Anthology | |
| 1977 | Earth Is the Strangest Planet: Ten Stories of Science Fiction | Thomas Nelson | Anthology | 165 |
| 1979 | StarStreak: Stories of Space | Scholastic Book Services | Anthology | 188 |
| December 2000 | Earth Is the Strangest Planet | Cosmos Books | Anthology | 165 |
| April 2011 | The Rotifers | Project Gutenberg | Chapbook |