| Author | Poul Anderson |
| Format | Paperback |
| Language | English |
| Location | UK |
| Copyright | 1959 |
| First Printing in Country | 1966 |
| Pages / Font | 156 pages |
| Other | 9336 |
| Notes | Mayflower Dell |
| Author | Poul Anderson |
| Format | Paperback |
| Language | English |
| Location | UK |
| Copyright | 1959 |
| First Printing in Country | 1966 |
| Pages / Font | 156 pages |
| Other | 9336 |
| Notes | Mayflower Dell |