- Series: A Greater Infinity Series Record # 25813
- Series Tags: alternate history (2), science fiction (1), parallel universe (1), parallel earth (1), parallel worlds (1), difficult space travel (1), sliders (1), interdimensional travel (1), castle (1), crash landing (1), chased by the enemy (1), given a language tutor (1), enfranchisement versus disenfranchisement (1), join or else (1), standing before the council (1), rescue girlfriend (1), air cars (1), ten day week (1)
- A Greater Infinity
- Beer Run (1979) [SF] by Michael McCollum
- A Greater Infinity (1980) [SF] by Michael McCollum
- Which Way to the Ends of Time? (1981) [SF] by Michael McCollum
- A Greater Infinity (1982) by Michael McCollum