| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1993 | 978-1-898541-01-1 | David P. Myers ยท David S. Percy | Two-Thirds: A History of our Galaxy |
| 1995 | 978-1-898541-02-8 | Stan Gooch | Cities of Dreams: When Women Ruled the Earth |
| 1999 | 978-1-898541-10-3 | David S. Percy | DARK MOON: Apollo and the Whistle-Blowers |