| Publisher | Country | Date | Pages | Binding | Out of Print? | For sale? |
| Ace | USA | 1965 | - | Paperback | Y | |
| Gregg Press | USA | 1977 | - | Hardcover | Y | [Buy from Amazon] |
| Bantam Books | USA | 1982 | 117 | Paperback | Y | [Buy from Amazon] |
"AN AWESOME REVELATION LOCKED IN AN ANCIENT STAR-SONG. In the ruined hulks of the Star Folk's fleet, a student of galactic lore seeks the answer to a riddle posed by a long-forgotten ballad."
Last updated: Jan 9, 1998 at 15:04