Titles by Harry Harrison marked with tag: alternate history
- 1996 - King and Emperor with Tom Shippey
- 1995 - One King's Way with Tom Shippey
- 1993 - The Hammer and the Cross with Tom Shippey
- 1988 - Return to Eden
- 1986 - Winter in Eden
- 1984 - West of Eden
- 1972 - A Transatlantic Tunnel, Hurrah!