- Series: John Maine Series Record # 26108
- Sub-series of: Amorphs Universe
- Series Tags: parallel universe (1), parallel worlds (1), science fiction (1)
- John Maine
- Susanna, Susanna! (1972) [SF] by Michael G. Coney
- The Gateway to Now (1974) [SF] by Michael G. Coney
- Charisma (1975) by Michael G. Coney [also as by Michael Coney]