Main series novels
Book 10 · 1993
Jim Long
Book 19 · 1995
William H. Keith
Book 30 · 1996
Blaine Lee Pardoe
Book 47 · 1999
Book 48 · 2000
Book 49 · 2000
Randall N. Bills
Book 52 · 2001
Loren Coleman
Book 53 · 2001
Book 55 · 2002
