| Author | Andre Norton |
| Publisher | Ace Books, Inc. |
| Copyright Holder | Harcourt, Brace & World, Inc. |
| Published in/by Arrangement with | Harcourt, Brace & World, Inc. |
| Format | Paperback |
| Language | English |
| Location | United States |
| Copyright | 1961 |
| Pages / Font | 176 pages |
| Catalog Number | F-167 |
| Price | $0.40 |
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