| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1966 |
|
Great Science Fiction Stories About Mars | Frederick Fell | Anthology | 39 |
| 1971 |
|
People Machines | Ace Books | Collection | 37 |
| April 2007 |
|
In Memory of Wonder's Child: Jack Williamson | Haffner Press | Nonfiction | 27 |