Sime/Gen

1. House of Zeor (1974)
2. Unto Zeor, Forever (1978)
3. First Channel (1980)
4. Mahogany Trinrose (1981)
5. Channel's Destiny (1982)
6. RenSime (1984)
7. Ambrov Keon (1986)
8. Zelerod's Doom (1986)
9. Personal Recognizance (2010)
10. The Story Untold and Other Sime~Gen Stories (2011)
11. To Kiss or to Kill (2005)
12. The Farris Channel (2012)
13. Fear and Courage (2015)
14. A Change of Tactics (2017)
15. A Shift of Means (2019)
16. A Test of Courage (2023)
The Unity Trilogy (2004)