| Imprint | Ace Books |
| Publisher | Charter Communications Inc. |
| Cover Art by | John Schoenherr |
| Copyright Holder | A. E. van Vogt |
| Format | Mass-Market Paperback |
| Language | English |
| Location | USA |
| Copyright | 1972 |
| Pages / Font | 254 pages |
| Catalog Number | 13798 |
| Price | $0.95 |
| Other | 441 13798 095 |
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