The Ultimate Problem
| First published | July 1927 |
|---|---|
| Type | Short Fiction |
| Length | Short Story |
| Series | Ivan Brodsky #11 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1927 |
|
Weird Tales, July 1927 | Popular Fiction Publishing Co. | MAGAZINE | 77 |
| October 2006 |
|
The Surgeon of Souls | Spectre Library | Collection | 159 |
| 2019 | Weird Tales (disc 2) | Anthology | 77|21001077 |