Cover art
Anthony, Piers, and Roberto Fuentes. Dead Morn. Ace 1994.

Anthony, Piers, and Roberto Fuentes. Dead Morn
Divergence: 1962 CE
What if: The Soviets managed to get the nuclear missiles in Cuba operational before the United States noticed their existence or the US attacked Cuba on first finding out about the missiles.
Summary: A man from 400 years in our future travels back to 1962 Cuba to make a slight change in history, but on finding that the change didn't have the desired effect he travels back to 1958 to become part of Castro's rebel forces.
Published: Tafford 1990 (096237122X); Ace 1994 (0441000525w88 android).