| Author: | L. Sprague de Camp. | |
| Publisher: | Doubleday. | |
| Date of publication: | 1975. | |
| Format: | Hardcover. | |
| ISBN: | 0385005784. | |
| Language: | English. | |
| Number of pages: | xvi + 510pp. | |
| Size: | 9 x 6.1 inches. | |
| Original price: | $10.00. |
The paperback edition contains on page 246 the famous drawing by Virgil Finlay, identified as "H.P. Lovecraft as drawn by Virgil Finlay".
An abridged paperback version was published by Ballantine Books in 1976.
