| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1968 |
|
Fortress of Solitude | Bantam Books | Novel | 1 |
| April 1968 |
|
Fortress of Solitude | Bantam Books | Novel | 1 |
| September 1982 |
|
The Czar of Fear / Fortress of Solitude | Bantam Books | Omnibus | 153 |
| August 2017 |
|
Fortress of Solitude | Audible Studios | Novel | |
| January 2020 |
|
Fortress of Solitude | Faded Page | Novel |