This is an abridged version of Foundation.
Does not contain the section "The Merchant Princes"
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1955 |
|
No World of Their Own / The 1,000 Year Plan | Ace Books | Omnibus | 5 |
| 1955 |
|
The 1,000 Year Plan | Ace Books | Novel | |
| 1962 |
|
The 1,000 Year Plan | Ace Books | Novel |