The Problem Professor
| First published | January 1971 |
|---|---|
| Type | Short Fiction |
| Length | Novelette |
According to "The Gryb" (NEL 1980), this was first published as "Problem Spaceship" in Thrilling Wonder Stories 1949.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| January 1971 |
|
The Proxy Intelligence and Other Mind Benders | Paperback Library | Collection | 73 |
| January 1971 |
|
The Proxy Intelligence and Other Mind Benders | Paperback Library | Collection | 73 |
| May 1976 |
|
The Gryb | Zebra Books / Kensington Publishing Corp. | Collection | 104 |
| March 1978 |
|
The Gryb | Zebra Books / Kensington Publishing Corp. | Collection | 104 |
| April 1980 |
|
The Gryb | New English Library | Collection | 84 |