External Links
Publications (4)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| October 1958 | Amazing Science Fiction Stories, October 1958 | Ziff-Davis Publishing Company | MAGAZINE | 20 |
| March 1967 | The Most Thrilling Science Fiction Ever Told, No. 5 | Ultimate Publishing Co., Inc. | MAGAZINE | 94 |
| January 2008 | The Quantum Jump | Project Gutenberg | Chapbook | |
| March 2008 | Short Science Fiction Collection 04 | LibriVox | Anthology | |5 |