The Mask of Cthulhu
| Publisher | Beagle Books, Inc. |
| Format | Mass-Market Paperback |
| Language | English |
| Copyright | 1958 |
| This Edition Published | 1971-07 |
| Pages / Font | 180 pages |
| Catalog Number | 8441-95107-095 |
| Impression/Printing No. | 1 |
Added by jhdees · Last edited by thethrowback