Unknown, June 1940
| Editor | John W. Campbell, Jr. |
| Publisher | Street And Smith Publications, Inc. |
| Periodical Title | Unknown / Unknown Worlds |
| Copyright Holder | Street And Smith Publications, Inc. |
| Contributing Writer | Norvell Page, Nat Schachner, Frederick Engelhardt, Dorothy Quick, Frank Belknap Long, Edgar Daniel Kramer |
| Illustrator | Edd Cartier, Kolliker, M. Isip |
| Cover Art by | Edd Cartier |
| Format | Pulp Magazine |
| Language | English |
| Location | New York, NY |
| Copyright | 1940 |
| Cover Date | 1940-06-00 |
| Pages / Font | 164 pages |
| Volume Number | III |
| Issue Number | 4 |
| Chapters | NOVEL 9 • But Without Horns, by Norvell W. Page NOVELETTE 125 • Master Gerald of Cambray. by Nat Schachner SHORT STORIES 82 • The Kraken, by Frederick Engelhardt 97 • Transparent Stuff, by Dorothy Quick 112 • The Man from Nowhere, by Frank Belknap Long, Jr. POEM 124 • Dying Tramp, by Edgar Daniel Kramer READERS' DEPARTMENTS 6 • Of Things Beyond |
| Notes | Final issue with a cover painting. |
Added by ThomasP64