Publications (4)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| August 1949 | Thrilling Wonder Stories, August 1949 | Standard Magazines, Inc. | MAGAZINE | 70 |
| December 1949 | Thrilling Wonder Stories (UK), December 1949 | Morrison and Gibb Ltd | MAGAZINE | 32 |
| November 1986 | Time Wars | Tor | Anthology | 75 |
| November 2004 | Time Wars | ibooks | Anthology |