13 books • 2 series
Reason to Believe
A Logical Introduction to Philosophy
Enchantment at Delphi
Moral Dilemmas
J.R.R.Tolkien
The Parallel Man (Daw Collectors' Book No. 587)
Murdercon
C.S.Lewis' Case for the Christian Faith
The Stolen Goddess (Daw Books: SF)
Thinking About Religion
Thinking about Ethics
Logical Thinking
Logic for Philosophers