Synopsis
Aliens play havoc with earth history, causing things to become unstuck in time.
History
First publication: Vertex, August 1974
Written with Jake Saunders.
Review
An interesting idea, done in a cool little story.
Videos
We have the story in these editions:
Vertex the Magazine of Science Fiction Volume 2 Number 3, August 1974, edited by Donald J. Pfeil, magazine, Mankind Publishing, 1974-08-00