| Author | H. G. Wells |
| Publisher | Penguin Books Ltd |
| Copyright Holder | The Estate of the Late H. G. Wells |
| First Published by | The Bodley Head |
| Cover/Jacket Design by | John Tribe |
| Printed and Bound by | Hazell, Watson & Viney Ltd |
| Format | Paperback |
| Language | English |
| Location | UK |
| Copyright | 1911 |
| This Edition Published | 1946 |
| Reprinted | 1966 |
| Pages / Font | 395 pages |
| Other | 575 |
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