A contemporary man finds himself, along with a few other humans of other eras, trapped inside a set of 24 hour repeating time loops which appear to be some sort of museum of different exhibits of earth's past and future for the benefit of alien viewers.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| February 1970 |
|
Time Trap | G. P. Putnam's Sons | Novel | |
| August 1970 |
|
Time Trap | Berkley Medallion | Novel | 7 |
| February 1972 |
|
Zeitlabyrinth | Fischer Taschenbuch | Novel | |
| December 1972 |
|
Zeitlabyrinth | Fischer Taschenbuch | Novel | |
| 1976 |
|
Time Trap | Robert Hale | Novel | |
| December 1978 |
|
Zeitlabyrinth | Pabel-Moewig | Novel | 5 |
| July 1987 |
|
Time Trap | Baen Books | Novel | 1 |
| July 1987 |
|
Time Trap | Baen Books | Novel | 1 |
| May 2002 |
|
Keith Laumer: The Lighter Side | Baen Books | Collection | 79 |
| July 2002 |
|
Keith Laumer: The Lighter Side | Baen Books | Collection | 79 |
| March 2003 |
|
Keith Laumer: The Lighter Side | Baen Books | Collection | |
| May 2007 |
|
The 1634: The Baltic War Disk | Baen Books | Omnibus | |23.05 |
| May 2007 | The 1634: The Baltic War Disk | Baen Books | Omnibus | |23.05 | |
| October 2010 | The 1635: The Eastern Front Disk | Baen Books | Omnibus | |28.05 | |
| March 2016 |
|
Time Trap | Gateway / Orion | Novel |